2023 Ontario Open Chess Championship May 20, 21, 22

[Halldor P. Palsson]

[ePGN "0.1;DGT LiveChess/2.2.5"]
[Event "2023 Ontario Open"]
[Site "RA Centre, Canada"]
[Date "????.??.??"]
[Round "3.2"]
[White "Xu, Daniel"]
[Black "Sambuev, Bator"]
[Result "0-1"]
[TimeControl "90+30"]
[WhiteClock "00:03:57"]
[BlackClock "00:38:57"]
[BlackTitle "GM"]
[WhiteElo "2401"]
[BlackElo "2503"]

1. e4 {[%clk 01:30:56]} e5 {[%clk 01:30:55]} 2. Nf3 {[%clk 01:31:19]} Nc6
{[%clk 01:31:20]} 3. Bb5 {[%clk 01:31:38]} a6 {[%clk 01:31:46]} 4. Ba4 {[%clk
01:32:00]} d6 {[%clk 01:32:09]} 5. O-O {[%clk 01:32:21]} Bd7 {[%clk 01:32:37]}
6. c3 {[%clk 01:32:40]} Nf6 {[%clk 01:33:03]} 7. Re1 {[%clk 01:32:54]} g6
{[%clk 01:33:28]} 8. d4 {[%clk 01:33:04]} Bg7 {[%clk 01:33:55]} 9. Nbd2 {[%clk
01:32:26]} O-O {[%clk 01:34:14]} 10. h3 {[%clk 01:31:34]} exd4 {[%clk
01:34:38]} 11. cxd4 {[%clk 01:31:43]} Nb4 {[%clk 01:35:04]} 12. Bb3 {[%clk
01:29:00]} {[%emt 00:00:42]} Nd3 {[%clk 01:32:53]} {[%emt 00:02:41]} 13. Re3
{[%clk 01:28:37]} {[%emt 00:00:53]} Nxc1 {[%clk 01:32:57]} {[%emt 00:00:26]} 14.
Rxc1 {[%clk 01:28:57]} {[%emt 00:00:09]} c6 {[%clk 01:31:41]} {[%emt 00:01:45]}
15. Re1 {[%clk 01:26:13]} {[%emt 00:03:15]} d5 {[%clk 01:29:59]} {[%emt
00:02:10]} 16. exd5 {[%clk 01:19:41]} {[%emt 00:07:03]} Nxd5 {[%clk 01:23:46]}
{[%emt 00:06:43]} 17. Bxd5 {[%clk 01:19:01]} {[%emt 00:01:10]} cxd5 {[%clk
01:24:06]} {[%emt 00:00:10]} 18. Qb3 {[%clk 01:18:30]} {[%emt 00:01:02]} Rb8
{[%clk 01:22:29]} {[%emt 00:02:07]} 19. Qxd5 {[%clk 01:15:56]} {[%emt
00:03:04]} Bc6 {[%clk 01:18:34]} {[%emt 00:04:25]} 20. Qc4 {[%clk 01:03:50]}
{[%emt 00:41:13]} Bd5 {[%clk 01:14:17]} 21. Qd3 {[%clk 01:03:08]} Qb6 {[%clk
01:09:45]} 22. b3 {[%clk 00:59:53]} Rbd8 {[%clk 01:09:24]} 23. Nc4 {[%clk
00:49:28]} Qb5 {[%clk 01:08:49]} 24. Nfe5 {[%clk 00:48:56]} {[%emt 00:00:02]}
Rfe8 {[%clk 01:06:34]} {[%emt 00:02:44]} 25. Qc3 {[%clk 00:36:51]} {[%emt
00:12:35]} Re6 {[%clk 01:00:41]} {[%emt 00:06:21]} 26. Ne3 {[%clk 00:34:42]}
{[%emt 00:02:42]} Bc6 {[%clk 00:51:43]} {[%emt 00:16:17]} 27. a4 {[%clk
00:31:33]} Qb6 {[%clk 00:50:11]} 28. Red1 {[%clk 00:30:05]} {[%emt 00:00:50]}
Be4 {[%clk 00:46:48]} {[%emt 00:03:51]} 29. N3c4 {[%clk 00:19:41]} {[%emt
00:10:56]} Qc7 {[%clk 00:42:23]} {[%emt 00:04:48]} 30. Qg3 {[%clk 00:18:32]}
{[%emt 00:01:47]} Qe7 {[%clk 00:41:45]} {[%emt 00:01:06]} 31. Qf4 {[%clk
00:17:20]} {[%emt 00:01:43]} Bd5 {[%clk 00:39:18]} {[%emt 00:02:56]} 32. Rc3
{[%clk 00:13:26]} {[%emt 00:04:25]} Bxc4 {[%clk 00:38:57]} {[%emt 00:00:50]}
0-1

[Halldor P. Palsson]

Pairings for Round 4. 2023 Ontario Open : 2023 Ontario Open

Bd # Res White # Res Black
1 2 1 GM Bator Sambuev (2503 3.0) 3 0 GM Reynaldo Vera (2412 2.5)
2 12 ½ FM Johnathan Han (2269 2.5) 7 ½ Victor Plotkin (2369 2.5)
3 1 1 IM Jason Liang (2628 2.0) 15 0 Jingyun [ryan] Yang (2196 2.5)
4 4 1 GM Luis Manuel Perez Rodriguez (2411 2.0) 13 0 Raymond Gao (2250 2.0)
5 11 1 Fengxi Mao (2289 2.0) 5 0 Daniel Xu (2401 2.0)
6 6 1 Koosha Jaferian (2383 2.0) 20 0 Derek Wang (2051 2.0)
7 17 1 Matthew Zhu (2084 2.0) 9 0 Zachary Dukic (2347 2.0)
8 8 1 IM Alexander Reprintsev (2361 1.5) 22 0 Michael Shi (1992 1.5)
9 23 0 Sanjay Ramesh (1984 1.5) 18 1 Sebastien Azar (2075 1.5)
10 26 0 Neil Moses (1957 1.5) 24 1 Helmut Fritzsche (1965 1.0)
11 19 0 Daniel Labib (2071 1.0) 29 1 Joshua Myers (1925 1.0)
12 21 0 Milos Petrovic (2041 1.0) 30 1 Lucy Gao (1845 1.0)
13 25 ½ Ryan Yunhui Zhong (1964 1.0) 32 ½ Lucas Pitre (1801 1.0)
14 14 1 David Gordon (2209 0.5) 28 0 Marc Andre Jutras (1934 0.0)
15 31 1 Philip Xu (1806 0.0) 27 0 Henry Hughes-Dupuy (1943 0.5)
16 ½ Vincent Umayan (2120 1.0) BYE
10 0 Ryan Sowa (2337 0.5) BYE


Pairings for Round 4. 2023 Ontario Open : 2023 Ontario Open U1900
Bd # Res White # Res Black
16 12 Douglas Graham (1711 3.0) 17 Oliver Byl (1669 2.5)
17 1 Randika Balasooriya (1876 2.5) 24 Vladimir Dukkardt (1574 2.5)
18 16 Anthony Masse-Garneau (1675 2.0) 2 Bingfei Wang (1858 2.0)
19 5 Elber Zhu (1802 2.0) 21 Haotong Hazel Guo (1635 2.0)
20 18 Sam Sharifi (1655 2.0) 8 Abdelaziz Mahdjoubi (1784 2.0)
21 28 Damian Rauch (1508 2.0) 11 Triston Li (1737 2.0)
22 7 April Yunwei Zhong (1791 1.5) 4 Maxim Rousskikh (1809 1.5)
23 25 Arnaud Jutras (1572 1.5) 6 Johan Kenneth Moleta (1791 1.5)
24 15 Eric Wan (1684 1.5) 3 Nicolas Dupont-Mageau (1817 1.0)
25 23 Herb Langer (1600 1.0) 9 Francis Thompson (1765 1.0)
26 10 Mathieu Duval (1760 1.0) 22 Anais Chloe Fiset (1631 1.0)
27 26 Jeremy Sztuka (1523 1.0) 13 Sophia Currie (1700 0.5)
28 19 Ahmed Elsayed (1651 0.5) 14 James Juan Whei Tan (1694 0.5)
29 27 Edison Zhu (1511 0.0) 20 Cristian Scrieciu (1643 0.5)



Pairings for Round 4. 2023 Ontario Open : 2023 Ontario Open U1600
Bd # Res White # Res Black
30 22 Matteus McCulloch (1271 3.0) 5 Cody Griffiths (1493 3.0)
31 8 Leo Auersperg (1485 3.0) 21 Bryce Macdonald (1298 3.0)
32 12 Shuwen Tan (1406 3.0) 32 Ashwin Chunchu (1231 3.0)
33 69 Aldo Miguel Chi (unr. 3.0) 16 Simon Vandenbosch (1340 3.0)
34 20 David Bosnjak (1300 3.0) 46 Caleb Langridge (1098 3.0)
35 39 Radu Logigan (1183 2.5) 75 Dmytro Korotkykh (unr. 2.5)
36 2 Justin Wen (1550 2.0) 37 Francesco Tarditi (1217 2.0)
37 30 Romy Peters (1239 2.0) 3 Stephane Legault (1549 2.0)
38 6 Samuel Filion (1492 2.0) 33 Kyrillos Hanna (1228 2.0)
39 45 Li Zhu (1112 2.0) 7 Juan Lopez (1491 2.0)
40 10 Xavier Tremblay (1439 2.0) 64 Alexander Hodgins (unr. 2.0)
41 38 Finn Gilchrist (1188 2.0) 11 Todd Belrose (1410 2.0)
42 51 Noah Guy (1008 2.0) 17 Gregory Garber (1318 2.0)
43 66 Randy Taylor (unr. 2.0) 19 John If Lukezich (1300 2.0)
44 71 Anton Karpov (unr. 2.0) 23 Alain Brisebois (1263 2.0)
45 26 Roger Guo (1251 2.0) 70 Paul Shedden (unr. 2.0)
46 73 Nathaniel Lays (unr. 2.0) 29 Aayush Rampal (1242 2.0)
47 57 Joshua Wright ( 773 2.0) 4 Yves Filion (1518 1.5)
48 65 Qasim Rashid (unr. 1.5) 1 AIM Vincent Angel Adulfo (1573 1.5)
49 9 Justin Jean (1478 1.5) 62 Luka Culibrk (unr. 1.5)
50 14 Dian Bing Jiao (1371 1.5) 67 Farah Kaskas (unr. 1.5)
51 72 Miron Sheranosher (unr. 1.5) 27 Jonathan Cao (1251 1.5)
52 80 William Saikaly (unr. 1.5) 31 Doug Gillis (1232 1.5)
53 76 Alexei Darmin (unr. 1.5) 36 Kirk Hu (1217 1.5)
54 13 Christopher Sailus (1400 1.0) 42 Deven Gregoire (1161 1.5)
55 18 Florence Zixin Xu (1307 1.0) 59 Brian Melaschenko-Bolger ( 753 1.0)
56 24 Victor Samuel (1260 1.0) 61 Benjamin Abro (unr. 1.0)
57 34 Elijah Saikaly (1223 1.0) 77 Ridit Kakani (unr. 1.0)
58 63 Luis Fernando S C Dias (unr. 1.0) 35 James Mourgelas (1223 1.0)
59 43 Nicholas Pan (1122 1.0) 85 Adriano Alasia (unr. 1.0)
60 81 Daniil Korotkykh (unr. 1.0) 47 Justin Ryan (1088 1.0)
61 78 Brayden Griffin (unr. 1.0) 49 Thomas Keohavong (1084 1.0)
62 86 Laticia Zhang (unr. 1.0) 50 Raphael Hanna (1027 1.0)
63 84 Brian Heuthorst (unr. 1.0) 54 Devin Hurley ( 954 1.0)
64 15 Xiangbin Wang (1370 0.5) 68 Gregory Marcelin (unr. 0.5)
65 41 Hamed Alhamed (1169 0.5) 82 Kearstin Reckzin (unr. 0.5)
66 28 Jim Wright (1248 0.0) 53 Matthew Kellett ( 989 0.5)
67 74 Idan Sheranosher (unr. 0.0) 58 Alena Zeng ( 764 0.0)
68 79 Matthew Garber (unr. 0.0) 60 Emily Fortner ( 634 0.0)
83 1 Eric Wei (unr. 0.0) BYE
55 ½ Tina Hui ( 925 0.5) BYE
48 ½ Erik Laska (1087 1.5) BYE
25 0 Zipei Liu (1252 0.0) BYE
52 0 Jacob Hood ( 998 0.5) BYE
40 0 Ron Tsang (1174 0.0) BYE
56 0 Louka Tetreault ( 878 0.5) BYE
44 0 Pierre Arcand (1113 0.0) BYE

[Halldor P. Palsson]

Pairings for Round 5. 2023 Ontario Open : 2023 Ontario Open
Bd # Res White # Res Black
1 4 GM Luis Manuel Perez Rodriguez (2411 3.0) 2 GM Bator Sambuev (2503 4.0)
2 12 FM Johnathan Han (2269 3.0) 6 Koosha Jaferian (2383 3.0)
3 7 Victor Plotkin (2369 3.0) 11 Fengxi Mao (2289 3.0)
4 3 GM Reynaldo Vera (2412 2.5) 17 Matthew Zhu (2084 3.0)
5 15 Jingyun [ryan] Yang (2196 2.5) 18 Sebastien Azar (2075 2.5)
6 5 Daniel Xu (2401 2.0) 8 IM Alexander Reprintsev (2361 2.5)
7 9 Zachary Dukic (2347 2.0) 24 Helmut Fritzsche (1965 2.0)
8 13 Raymond Gao (2250 2.0) 30 Lucy Gao (1845 2.0)
9 20 Derek Wang (2051 2.0) 29 Joshua Myers (1925 2.0)
10 14 David Gordon (2209 1.5) 23 Sanjay Ramesh (1984 1.5)
11 16 Vincent Umayan (2120 1.5) 25 Ryan Yunhui Zhong (1964 1.5)
12 22 Michael Shi (1992 1.5) 26 Neil Moses (1957 1.5)
13 32 Lucas Pitre (1801 1.5) 19 Daniel Labib (2071 1.0)
14 31 Philip Xu (1806 1.0) 21 Milos Petrovic (2041 1.0)
15 28 Marc Andre Jutras (1934 0.0) 27 Henry Hughes-Dupuy (1943 0.5)
1 0 IM Jason Liang (2628 3.0) BYE
10 0 Ryan Sowa (2337 0.5) BYE

Pairings for Round 5. 2023 Ontario Open : 2023 Ontario Open U1900
Bd # Res White # Res Black
16 1 Randika Balasooriya (1876 3.5) 12 Douglas Graham (1711 4.0)
17 2 Bingfei Wang (1858 3.0) 28 Damian Rauch (1508 3.0)
18 8 Abdelaziz Mahdjoubi (1784 3.0) 5 Elber Zhu (1802 3.0)
19 24 Vladimir Dukkardt (1574 2.5) 7 April Yunwei Zhong (1791 2.5)
20 17 Oliver Byl (1669 2.5) 25 Arnaud Jutras (1572 2.5)
21 9 Francis Thompson (1765 2.0) 15 Eric Wan (1684 2.0)
22 10 Mathieu Duval (1760 2.0) 16 Anthony Masse-Garneau (1675 2.0)
23 11 Triston Li (1737 2.0) 21 Haotong Hazel Guo (1635 2.0)
24 3 Nicolas Dupont-Mageau (1817 1.5) 18 Sam Sharifi (1655 2.0)
25 4 Maxim Rousskikh (1809 1.5) 13 Sophia Currie (1700 1.5)
26 6 Johan Kenneth Moleta (1791 1.5) 14 James Juan Whei Tan (1694 1.5)
27 20 Cristian Scrieciu (1643 1.5) 23 Herb Langer (1600 1.0)
28 22 Anais Chloe Fiset (1631 1.0) 26 Jeremy Sztuka (1523 1.0)
29 19 Ahmed Elsayed (1651 0.5) 27 Edison Zhu (1511 0.0)

Pairings for Round 5. 2023 Ontario Open : 2023 Ontario Open U1600
Bd # Res White # Res Black
30 32 Ashwin Chunchu (1231 4.0) 8 Leo Auersperg (1485 4.0)
31 69 Aldo Miguel Chi (unr. 4.0) 20 David Bosnjak (1300 4.0)
32 5 Cody Griffiths (1493 3.5) 75 Dmytro Korotkykh (unr. 3.5)
33 6 Samuel Filion (1492 3.0) 22 Matteus McCulloch (1271 3.5)
34 37 Francesco Tarditi (1217 3.0) 10 Xavier Tremblay (1439 3.0)
35 45 Li Zhu (1112 3.0) 12 Shuwen Tan (1406 3.0)
36 16 Simon Vandenbosch (1340 3.0) 57 Joshua Wright ( 773 3.0)
37 17 Gregory Garber (1318 3.0) 71 Anton Karpov (unr. 3.0)
38 21 Bryce Macdonald (1298 3.0) 66 Randy Taylor (unr. 3.0)
39 46 Caleb Langridge (1098 3.0) 26 Roger Guo (1251 3.0)
40 30 Romy Peters (1239 3.0) 73 Nathaniel Lays (unr. 3.0)
41 1 AIM Vincent Angel Adulfo (1573 2.5) 14 Dian Bing Jiao (1371 2.5)
42 27 Jonathan Cao (1251 2.5) 9 Justin Jean (1478 2.5)
43 11 Todd Belrose (1410 2.5) 39 Radu Logigan (1183 2.5)
44 38 Finn Gilchrist (1188 2.5) 2 Justin Wen (1550 2.0)
45 3 Stephane Legault (1549 2.0) 78 Brayden Griffin (unr. 2.0)
46 36 Kirk Hu (1217 2.0) 7 Juan Lopez (1491 2.0)
47 35 James Mourgelas (1223 2.0) 13 Christopher Sailus (1400 2.0)
48 47 Justin Ryan (1088 2.0) 18 Florence Zixin Xu (1307 2.0)
49 19 John If Lukezich (1300 2.0) 43 Nicholas Pan (1122 2.0)
50 23 Alain Brisebois (1263 2.0) 48 Erik Laska (1087 2.0)
51 50 Raphael Hanna (1027 2.0) 24 Victor Samuel (1260 2.0)
52 29 Aayush Rampal (1242 2.0) 80 William Saikaly (unr. 2.0)
53 31 Doug Gillis (1232 2.0) 64 Alexander Hodgins (unr. 2.0)
54 33 Kyrillos Hanna (1228 2.0) 76 Alexei Darmin (unr. 2.0)
55 70 Paul Shedden (unr. 2.0) 34 Elijah Saikaly (1223 2.0)
56 4 Yves Filion (1518 1.5) 51 Noah Guy (1008 2.0)
57 62 Luka Culibrk (unr. 1.5) 15 Xiangbin Wang (1370 1.5)
58 67 Farah Kaskas (unr. 1.5) 41 Hamed Alhamed (1169 1.5)
59 42 Deven Gregoire (1161 1.5) 84 Brian Heuthorst (unr. 1.5)
60 54 Devin Hurley ( 954 1.5) 65 Qasim Rashid (unr. 1.5)
61 28 Jim Wright (1248 1.0) 79 Matthew Garber (unr. 1.0)
62 49 Thomas Keohavong (1084 1.0) 83 Eric Wei (unr. 1.0)
63 59 Brian Melaschenko-Bolger ( 753 1.0) 81 Daniil Korotkykh (unr. 1.0)
64 61 Benjamin Abro (unr. 1.0) 86 Laticia Zhang (unr. 1.0)
65 77 Ridit Kakani (unr. 1.0) 63 Luis Fernando S C Dias (unr. 1.0)
66 85 Adriano Alasia (unr. 1.0) 74 Idan Sheranosher (unr. 1.0)
67 68 Gregory Marcelin (unr. 0.5) 82 Kearstin Reckzin (unr. 0.5)
68 53 Matthew Kellett ( 989 0.5) 58 Alena Zeng ( 764 0.0)
60 1 Emily Fortner ( 634 0.0) BYE
55 0 Tina Hui ( 925 1.0) BYE
56 0 Louka Tetreault ( 878 0.5) BYE
72 0 Miron Sheranosher (unr. 1.5) BYE
25 0 Zipei Liu (1252 0.0) BYE
52 0 Jacob Hood ( 998 0.5) BYE
40 0 Ron Tsang (1174 0.0) BYE
44 0 Pierre Arcand (1113 0.0) BYE

[Halldor P. Palsson]

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "?"]
[White "Liang Jason (USA)"]
[Black "Yang, Ryan"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2613"]
[BlackElo "0"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.Bc4 Nb6 6.Bb3 Bg7 7.Ng5
e6 8.Qf3 Qe7 9.Ne4 d5 10.Nf6+ Bxf6 11.exf6 Qf8 12.c3 Bd7 13.Bf4
Na6 14.Qg3 O-O-O 15.Nd2 h6 16.Bc2 g5 17.Be5 Nc4 18.Nxc4 dxc4
19.Be4 Bc6 20.Bxc6 bxc6 21.O-O c5 22.b3 cxd4 23.cxd4 Qa3 24.Rfc1
Rd5 25.Rxc4 c5 26.Ra4 Qb2 27.Rf1 Qe2 28.Qc3 Kb7 29.Qc4 Qxc4 30.bxc4
Rd7 31.Rb1+ Nb4 32.a3 Ka8 33.axb4 cxd4 34.c5 Rd5 35.Bd6 Rd8 36.b5
d3 37.b6 Rd7 38.b7+ Rxb7 39.Rxa7+ Kxa7 40.Ra1# 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "4"]
[White "Reprintsev Alexander (UKR)"]
[Black "Shi Mihael"]
[Result "1-0"]
[ECO "C51"]
[WhiteElo "2353"]
[BlackElo "2024"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bb6 5.a4 a6 6.Nc3 Nf6 7.Nd5
Nxd5 8.exd5 Nd4 9.Nxd4 Bxd4 10.Ra3 Bxf2+ 11.Kxf2 Qh4+ 12.Rg3
Qxc4 13.Rxg7 Qd4+ 14.Ke1 Qe4+ 15.Qe2 Qxe2+ 16.Kxe2 Kf8 17.Rg3
Rg8 18.Rc3 Ke7 19.Kf2 c6 20.Re1 d6 21.dxc6 bxc6 22.Rxc6 Bd7 23.Rb6
Rgb8 24.a5 Rxb6 25.axb6 Bc6 26.d4 e4 27.c4 d5 28.Bg5+ Kd7 29.c5
Bb5 30.Re3 Rg8 31.Bf4 Bc6 32.Rh3 Rg7 33.Rh6 Rg6 34.Rxh7 Rf6 35.Ke3
Ke6 36.Rh8 Kd7 37.h4 Re6 38.h5 Re8 39.Rh7 Rg8 40.Rxf7+ Ke6 41.Rc7
Bb5 42.g3 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "4"]
[White "Moses Neil"]
[Black "Fritzsche Helmut (GER)"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1912"]
[BlackElo "2022"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 e5 2.Nf3 Nf6 3.Nc3 Bb4 4.Nxe5 Qe7 5.Nf3 Nxe4 6.Nxe4 Qxe4+
7.Qe2 Qxe2+ 8.Bxe2 O-O 9.c3 Ba5 10.d4 d5 11.Bf4 Re8 12.a4 c6
13.Kd2 Bf5 14.Nh4 Be6 15.Bd3 g6 16.h3 Bd8 17.Nf3 Bf6 18.g4 Nd7
19.Ne5 Bg7 20.Bg3 Nxe5 21.dxe5 f6 22.exf6 Bxf6 23.f4 Bf7 24.h4
d4 25.Bf2 dxc3+ 26.bxc3 Rad8 27.Kc2 a6 28.f5 Bd5 29.fxg6 hxg6
30.Rhe1 Bf7 31.Rad1 Rxe1 32.Rxe1 Bb3+ 33.Kxb3 Rxd3 34.Re8+ Kf7
35.Re3 Rxe3 36.Bxe3 Bxh4 37.Kc4 Ke6 38.Kc5 Bd8 39.Bf4 Kd7 40.c4
Bc7 41.Bd2 Ke6 42.Kd4 Bb6+ 43.Ke4 Bc5 44.Bc3 b5 45.cxb5 cxb5
46.axb5 axb5 47.Kf4 Be7 48.g5 b4 49.Bb2 b3 50.Kg4 Bd6 51.Bc3
Be5 0-1



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "4"]
[White "Sambuev Bator (CAN)"]
[Black "Vera Reynaldo (CUB)"]
[Result "1-0"]
[ECO "D86"]
[WhiteElo "2483"]
[BlackElo "2443"]
[Annotator ""]
[Source ""]
[Remark ""]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4
O-O 8.Ne2 b6 9.h4 Bb7 10.f3 c5 11.h5 b5 12.Bb3 c4 13.Bc2 b4 14.hxg6
hxg6 15.Rb1 a5 16.Kf2 Nc6 17.Bh6 e5 18.d5 Bxh6 19.Rxh6 Qb6+ 20.Kg3
Qe3 21.Qh1 Qg5+ 22.Kf2 Ne7 23.cxb4 axb4 24.Rxb4 Bxd5 25.exd5
Nxd5 26.Rb7 Nf6 27.Qc1 Qxc1 28.Nxc1 Ra3 29.Rh1 Rd8 30.Rd1 Rxd1
31.Bxd1 Nd5 32.Be2 Rc3 33.Rb1 Rc2 34.a4 c3 35.a5 Rb2 36.Ra1 c2
37.Ra2 Rxa2 38.Nxa2 Nb4 39.Nc1 Kf8 40.a6 Nc6 41.Bd3 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "4"]
[White "Zhu Matthew"]
[Black "Dukic Zachary"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2029"]
[BlackElo "2401"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5
a6 8.Na3 b5 9.Bxf6 gxf6 10.Nd5 f5 11.g3 fxe4 12.Bg2 Be6 13.Bxe4
Rc8 14.c3 Bg7 15.Qh5 Ne7 16.Rd1 Rc5 17.Nxe7 Qxe7 18.Nc2 d5 19.Bf5
d4 20.Bxe6 Qxe6 21.O-O dxc3 22.bxc3 O-O 23.Ne3 f5 24.Rd2 Rxc3
25.Rfd1 Qh6 26.Qe2 Rc6 27.Rd7 Rcf6 28.Qc2 Qh5 29.Qc7 Rg6 30.Rd8
f4 31.Ng2 Rgf6 32.R1d7 Bh6 33.Qc2 Qg6 34.Qb3+ Kh8 35.Qb2 Qe4
36.f3 Qxf3 37.Qxe5 fxg3 38.hxg3 Qf2+ 39.Kh2 Bg7 40.Rxf8+ Bxf8
41.Rf7 Be7 42.Qb8+ 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "?"]
[White "Han Johnathan (CAN)"]
[Black "Plotkin Victor (CAN)"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2274"]
[BlackElo "2267"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3 Nxc3 6.dxc3 Be7
7.Be3 Nc6 8.Qd2 Be6 9.O-O-O Qd7 10.Kb1 a6 11.h3 O-O-O 12.Nd4
Bf6 13.Nxe6 fxe6 14.g4 g6 15.Bg2 Rhf8 16.Rhf1 Rf7 17.c4 Bg7 18.Qd3
Ne5 19.Qb3 Nf3 20.Bd4 Qc6 21.Bxg7 Nd2+ 22.Rxd2 Qxg2 23.Rfd1 Rxg7
24.c5 Re7 25.cxd6 Rxd6 26.Qc3 Kd7 27.Qe5 Qc6 28.b3 b6 29.f4 Rxd2
30.Rxd2+ Kc8 31.f5 gxf5 32.gxf5 Re8 33.Re2 Qh1+ 34.Kb2 Qxh3 35.fxe6
Qf3 36.Re4 Re7 37.Qd5 Qf6+ 38.Re5 Kb8 39.a4 a5 40.Ka2 Ka7 41.Qe4
Qf2 42.Rf5 Rxe6 1/2-1/2



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "4"]
[White "Jaferian, Koosha"]
[Black "Wang Derek"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2383"]
[BlackElo "2013"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.Nc3 Nc6 3.Bb5 e6 4.Bxc6 bxc6 5.d3 d5 6.f4 Ne7 7.Nf3
g6 8.O-O Bg7 9.e5 Rb8 10.b3 Ba6 11.Na4 c4 12.dxc4 dxc4 13.Nc5
Qc8 14.Ba3 Nd5 15.Ne4 Bf8 16.Bxf8 Kxf8 17.Nd6 Qd8 18.Rf2 h6 19.bxc4
Ne3 20.Qd4 Qb6 21.Re1 Nxc4 22.Nxc4 Qxd4 23.Nxd4 Bxc4 24.Nxc6
Rc8 25.Nd4 Bxa2 26.Ra1 Bd5 27.Rxa7 Rc5 28.Rd2 Kg7 29.Kf2 Rb8
30.g3 Rb1 31.Ke3 Rc3+ 32.Rd3 Rc4 33.Rd2 Rc3+ 34.Rd3 Rc4 35.Raa3
Re1+ 36.Kd2 Rh1 37.h4 Rh2+ 38.Kc1 Be4 39.Nxe6+ Kh7 40.Nd4 Bxd3
41.Rxd3 Rb4 42.e6 fxe6 43.Nxe6 Rb7 44.Rc3 Rg2 45.Nd4 Rg1+ 46.Kd2
Rg2+ 47.Ne2 Re7 48.Re3 Rd7+ 49.Ke1 Rh2 50.Re5 Rh1+ 51.Kf2 Rc7
52.c3 Rh2+ 53.Kf3 Rxe2 54.Rxe2 Rxc3+ 55.Re3 Rc7 56.Kg4 Kg7 57.h5
gxh5+ 58.Kxh5 Rc5+ 59.Re5 Rc3 60.Kg4 Kf6 61.Ra5 Kg6 62.Ra6+ Kg7
63.f5 Rc5 64.Rg6+ Kh7 65.Re6 Kg7 66.Kf4 Ra5 67.g4 Rb5 68.Re7+
Kf6 69.Rh7 Rb4+ 70.Kg3 Rb6 71.Rxh6+ Kg5 72.Rh5+ Kf6 73.Kh4 Rb7
74.Rh6+ Kf7 75.Kg5 Rb4 76.Rh7+ Kg8 77.Ra7 Rc4 78.f6 Rb4 79.Kf5
Rc4 80.g5 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "4"]
[White "Perez, Luis Manuel"]
[Black "Gao Raymond (CAN)"]
[Result "1-0"]
[ECO "B96"]
[WhiteElo "2411"]
[BlackElo "2111"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4
h6 8.Bh4 Qb6 9.a3 Be7 10.Bf2 Qc7 11.Qf3 Nbd7 12.O-O-O b5 13.g4
Bb7 14.Kb1 Nc5 15.Bd3 d5 16.e5 Nfe4 17.Be1 O-O-O 18.Qe3 Kb8 19.Bxe4
Nxe4 20.Nxe4 dxe4 21.Bb4 Rc8 22.c3 Bd5 23.Bxe7 Qxe7 24.Nf5 Qc7
25.Nd6 Rcd8 26.Rhf1 Rxd6 27.exd6 Qxd6 28.f5 Re8 29.Rf2 Qc6 30.fxe6
Bxe6 31.Rfd2 Kb7 32.Rd6 Qc7 33.Qxe4+ Kb8 34.Qd4 Bc8 35.Qxg7 f5
36.Qxc7+ Kxc7 37.Rxh6 fxg4 38.Kc1 Re2 39.Rf1 Be6 40.Rff6 Bc8
41.Rf7+ Kb8 42.Rh8 Re6 43.Rff8 Rc6 44.Kd2 Kb7 45.Rxc8 Rxc8 46.Rxc8
Kxc8 47.Ke3 Kc7 48.Kf4 Kc6 49.Kxg4 Kc5 50.h4 Kc4 51.h5 Kb3 52.h6
Kxb2 53.h7 Kxc3 54.h8Q+ Kb3 55.Qa8 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "4"]
[White "Mao, Fengxi"]
[Black "Xu, Daniel"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "2339"]
[Annotator ""]
[Source ""]
[Remark ""]

1.a4 e5 2.e4 Nf6 3.Nc3 Bb4 4.Nd5 Bc5 5.Nxf6+ Qxf6 6.Qf3 Nc6 7.Qxf6
gxf6 8.c3 a5 9.Nf3 f5 10.exf5 e4 11.d4 Be7 12.Nd2 d5 13.f3 Bxf5
14.fxe4 dxe4 15.Nc4 O-O-O 16.Ne3 Bg6 17.Bc4 Bd6 18.O-O Rd7 19.Bb5
Rdd8 20.Nc4 Rhg8 21.Bg5 Be7 22.Bxe7 Nxe7 23.Nxa5 Bh5 24.Rae1
Bf3 25.Rf2 c6 26.Bc4 Rg5 27.Nb3 Rdg8 28.g3 Nf5 29.Bxf7 Nxg3 30.hxg3
Rxg3+ 31.Kh2 Rg2+ 32.Rxg2 Rxg2+ 33.Kh3 Rxb2 34.Nc5 Rc2 35.Re3
b6 36.Ne6 Rc1 37.Ng5 Ra1 38.Be6+ Kc7 39.Nxf3 exf3 40.Rxf3 Rxa4
41.Rf7+ Kd6 42.Bg4 Kd5 43.Rf6 c5 44.Bf3+ Kc4 45.d5 Kxc3 46.Rxb6
Rd4 47.d6 c4 48.Bg4 Kd2 49.Rb1 Rd3+ 50.Kh4 Kc2 51.Bf5 Kxb1 52.d7
Kc1 53.Bxd3 cxd3 54.d8Q d2 55.Qc7+ Kb1 56.Qxh7+ Kc1 57.Qc7+ Kb1
58.Qb6+ Kc1 59.Qe3 Kc2 60.Qe2 Kc1 61.Qc4+ Kb1 62.Qd3+ Kc1 63.Qc3+ 1-0

[Halldor P. Palsson]

Pairings for Round 6. 2023 Ontario Open : 2023 Ontario Open
Bd # Res White # Res Black
1 2 GM Bator Sambuev (2503 4.0) 12 FM Johnathan Han (2269 4.0)
2 7 Victor Plotkin (2369 4.0) 4 GM Luis Manuel Perez Rodriguez (2411 4.0)
3 5 Daniel Xu (2401 3.0) 3 GM Reynaldo Vera (2412 3.5)
4 6 Koosha Jaferian (2383 3.0) 15 Jingyun [ryan] Yang (2196 3.0)
5 18 Sebastien Azar (2075 3.0) 9 Zachary Dukic (2347 3.0)
6 17 Matthew Zhu (2084 3.0) 11 Fengxi Mao (2289 3.0)
7 8 IM Alexander Reprintsev (2361 2.5) 20 Derek Wang (2051 3.0)
8 13 Raymond Gao (2250 2.5) 14 David Gordon (2209 2.5)
9 30 Lucy Gao (1845 2.5) 16 Vincent Umayan (2120 2.5)
10 26 Neil Moses (1957 2.0) 19 Daniel Labib (2071 2.0)
11 24 Helmut Fritzsche (1965 2.0) 22 Michael Shi (1992 2.0)
12 29 Joshua Myers (1925 2.0) 21 Milos Petrovic (2041 1.5)
13 25 Ryan Yunhui Zhong (1964 1.5) 31 Philip Xu (1806 1.5)
14 23 Sanjay Ramesh (1984 1.5) 28 Marc Andre Jutras (1934 1.0)
15 27 Henry Hughes-Dupuy (1943 0.5) 32 Lucas Pitre (1801 1.5)
1 0 IM Jason Liang (2628 3.0) BYE
10 0 Ryan Sowa (2337 0.5) BYE

Pairings for Round 6. 2023 Ontario Open : 2023 Ontario Open U1900
Bd # Res White # Res Black
16 5 Elber Zhu (1802 4.0) 1 Randika Balasooriya (1876 4.5)
17 12 Douglas Graham (1711 4.0) 2 Bingfei Wang (1858 4.0)
18 7 April Yunwei Zhong (1791 3.5) 9 Francis Thompson (1765 3.0)
19 21 Haotong Hazel Guo (1635 3.0) 16 Anthony Masse-Garneau (1675 3.0)
20 28 Damian Rauch (1508 3.0) 17 Oliver Byl (1669 3.0)
21 25 Arnaud Jutras (1572 3.0) 4 Maxim Rousskikh (1809 2.5)
22 15 Eric Wan (1684 2.0) 24 Vladimir Dukkardt (1574 2.5)
23 18 Sam Sharifi (1655 2.0) 10 Mathieu Duval (1760 2.0)
24 23 Herb Langer (1600 2.0) 11 Triston Li (1737 2.0)
25 22 Anais Chloe Fiset (1631 2.0) 13 Sophia Currie (1700 1.5)
26 14 James Juan Whei Tan (1694 1.5) 20 Cristian Scrieciu (1643 1.5)
27 26 Jeremy Sztuka (1523 1.0) 27 Edison Zhu (1511 1.0)
6 0 Johan Kenneth Moleta (1791 2.5) BYE
3 0 Nicolas Dupont-Mageau (1817 2.5) BYE
8 0 Abdelaziz Mahdjoubi (1784 3.0) BYE
19 0 Ahmed Elsayed (1651 0.5) BYE


Pairings for Round 6. 2023 Ontario Open : 2023 Ontario Open U1600
Bd # Res White # Res Black
30 8 Leo Auersperg (1485 5.0) 69 Aldo Miguel Chi (unr. 5.0)
31 75 Dmytro Korotkykh (unr. 4.5) 22 Matteus McCulloch (1271 4.5)
32 10 Xavier Tremblay (1439 4.0) 66 Randy Taylor (unr. 4.0)
33 26 Roger Guo (1251 4.0) 16 Simon Vandenbosch (1340 4.0)
34 32 Ashwin Chunchu (1231 4.0) 17 Gregory Garber (1318 4.0)
35 20 David Bosnjak (1300 4.0) 30 Romy Peters (1239 4.0)
36 12 Shuwen Tan (1406 3.5) 5 Cody Griffiths (1493 3.5)
37 9 Justin Jean (1478 3.5) 45 Li Zhu (1112 3.5)
38 14 Dian Bing Jiao (1371 3.5) 11 Todd Belrose (1410 3.5)
39 3 Stephane Legault (1549 3.0) 38 Finn Gilchrist (1188 3.0)
40 43 Nicholas Pan (1122 3.0) 6 Samuel Filion (1492 3.0)
41 13 Christopher Sailus (1400 3.0) 46 Caleb Langridge (1098 3.0)
42 64 Alexander Hodgins (unr. 3.0) 21 Bryce Macdonald (1298 3.0)
43 24 Victor Samuel (1260 3.0) 47 Justin Ryan (1088 3.0)
44 57 Joshua Wright ( 773 3.0) 29 Aayush Rampal (1242 3.0)
45 71 Anton Karpov (unr. 3.0) 33 Kyrillos Hanna (1228 3.0)
46 36 Kirk Hu (1217 3.0) 70 Paul Shedden (unr. 3.0)
47 73 Nathaniel Lays (unr. 3.0) 37 Francesco Tarditi (1217 3.0)
48 39 Radu Logigan (1183 2.5) 1 AIM Vincent Angel Adulfo (1573 2.5)
49 65 Qasim Rashid (unr. 2.5) 2 Justin Wen (1550 2.5)
50 4 Yves Filion (1518 2.5) 27 Jonathan Cao (1251 2.5)
51 15 Xiangbin Wang (1370 2.5) 41 Hamed Alhamed (1169 2.5)
52 84 Brian Heuthorst (unr. 2.5) 23 Alain Brisebois (1263 2.5)
53 7 Juan Lopez (1491 2.0) 48 Erik Laska (1087 2.5)
54 80 William Saikaly (unr. 2.0) 50 Raphael Hanna (1027 2.0)
55 18 Florence Zixin Xu (1307 2.0) 76 Alexei Darmin (unr. 2.0)
56 61 Benjamin Abro (unr. 2.0) 31 Doug Gillis (1232 2.0)
57 34 Elijah Saikaly (1223 2.0) 83 Eric Wei (unr. 2.0)
58 78 Brayden Griffin (unr. 2.0) 35 James Mourgelas (1223 2.0)
59 51 Noah Guy (1008 2.0) 79 Matthew Garber (unr. 2.0)
60 59 Brian Melaschenko-Bolger ( 753 2.0) 85 Adriano Alasia (unr. 2.0)
61 63 Luis Fernando S C Dias (unr. 1.5) 42 Deven Gregoire (1161 1.5)
62 53 Matthew Kellett ( 989 1.5) 77 Ridit Kakani (unr. 1.5)
63 67 Farah Kaskas (unr. 1.5) 54 Devin Hurley ( 954 1.5)
64 68 Gregory Marcelin (unr. 1.5) 62 Luka Culibrk (unr. 1.5)
65 81 Daniil Korotkykh (unr. 1.0) 28 Jim Wright (1248 1.0)
66 74 Idan Sheranosher (unr. 1.0) 49 Thomas Keohavong (1084 1.0)
67 86 Laticia Zhang (unr. 1.0) 60 Emily Fortner ( 634 1.0)
68 82 Kearstin Reckzin (unr. 0.5) 58 Alena Zeng ( 764 0.0)
55 0 Tina Hui ( 925 1.0) BYE
19 0 John If Lukezich (1300 2.0) BYE
72 0 Miron Sheranosher (unr. 1.5) BYE
52 0 Jacob Hood ( 998 0.5) BYE
56 0 Louka Tetreault ( 878 0.5) BYE
25 0 Zipei Liu (1252 0.0) BYE
40 0 Ron Tsang (1174 0.0) BYE
44 0 Pierre Arcand (1113 0.0) BYE

[Halldor P. Palsson]

SwissSys Standings. 2023 Ontario Open : 2023 Ontario Open
# Name ID Rating Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Total
1 GM Bator Sambuev 146462 2503 W13 W9 W7 W5 L2 4.0
2 GM Luis Manuel Perez Rodriguez 138011 2411 W14 D10 D11 W16 W1 4.0
3 Victor Plotkin 142063 2369 D26 W21 W23 D4 W10 4.0
4 FM Johnathan Han 161709 2269 W30 W6 D5 D3 W8 4.0
5 GM Reynaldo Vera 120030 2412 W20 W18 D4 L1 W12 3.5
6 IM Jason Liang 170934 2628 W12 L4 W26 W11 U--- 3.0
7 Daniel Xu 160020 2401 W25 W24 L1 L10 W15 3.0
8 Koosha Jaferian 174318 2383 D21 W19 D10 W14 L4 3.0
9 Zachary Dukic 149507 2347 W27 L1 W20 L12 W22 3.0
10 Fengxi Mao 166033 2289 W32 D2 D8 W7 L3 3.0
11 Jingyun [ryan] Yang 160085 2196 W28 W15 D2 L6 D13 3.0
12 Matthew Zhu 160019 2084 L6 W22 W24 W9 L5 3.0
13 Sebastien Azar 167031 2075 L1 W32 D15 W26 D11 3.0
14 Derek Wang 166573 2051 L2 W28 W18 L8 W24 3.0
15 IM Alexander Reprintsev 146467 2361 W22 L11 D13 W21 L7 2.5
16 Raymond Gao 156480 2250 L24 W27 W25 L2 D19 2.5
17 David Gordon 106629 2209 L19 L23 D32 W30 W26 2.5
18 Vincent Umayan 180536 2120 W29 L5 L14 H--- W27 2.5
19 Lucy Gao 161206 1845 W17 L8 L21 W25 D16 2.5
20 Daniel Labib 162841 2071 L5 W30 L9 L24 W29 2.0
21 Michael Shi 167348 1992 D8 L3 W19 L15 D23 2.0
22 Helmut Fritzsche 145427 1965 L15 L12 W28 W23 L9 2.0
23 Neil Moses 170949 1957 D31 W17 L3 L22 D21 2.0
24 Joshua Myers 145333 1925 W16 L7 L12 W20 L14 2.0
25 Milos Petrovic 160269 2041 L7 W29 L16 L19 D28 1.5
26 Sanjay Ramesh 162979 1984 D3 W31 L6 L13 L17 1.5
27 Ryan Yunhui Zhong 166737 1964 L9 L16 W30 D29 L18 1.5
28 Philip Xu 167580 1806 L11 L14 L22 W32 D25 1.5
29 Lucas Pitre 157622 1801 L18 L25 B--- D27 L20 1.5
30 Marc Andre Jutras 131943 1934 L4 L20 L27 L17 W32 1.0
31 Ryan Sowa 150020 2337 D23 L26 --- --- --- 0.5
32 Henry Hughes-Dupuy 160188 1943 L10 L13 D17 L28 L30 0.5

SwissSys Standings. 2023 Ontario Open : 2023 Ontario Open U1900
# Name ID Rating Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Total
1 Randika Balasooriya 150499 1876 W24 D8 W12 W16 W4 4.5
2 Bingfei Wang 172444 1858 L19 W23 W17 W8 W12 4.0
3 Elber Zhu 174325 1802 D20 D22 W26 W10 W6 4.0
4 Douglas Graham 169362 1711 W27 W26 W10 W9 L1 4.0
5 April Yunwei Zhong 167271 1791 L10 D11 W25 W14 W16 3.5
6 Abdelaziz Mahdjoubi 155558 1784 W21 L16 W22 W20 L3 3.0
7 Francis Thompson 108724 1765 L16 L21 W27 W22 W19 3.0
8 Anthony Masse-Garneau 158468 1675 W13 D1 D20 L2 W17 3.0
9 Oliver Byl 174403 1669 W14 W15 D16 L4 D11 3.0
10 Haotong Hazel Guo 151453 1635 W5 W17 L4 L3 W18 3.0
11 Arnaud Jutras 172491 1572 L17 D5 W24 W15 D9 3.0
12 Damian Rauch 177929 1508 W23 W19 L1 W18 L2 3.0
13 Nicolas Dupont-Mageau 156184 1817 L8 D24 H--- D19 W20 2.5
14 Maxim Rousskikh 173654 1809 L9 D25 W28 L5 W23 2.5
15 Johan Kenneth Moleta 153217 1791 W25 L9 D19 L11 W24 2.5
16 Vladimir Dukkardt 163375 1574 W7 W6 D9 L1 L5 2.5
17 Mathieu Duval 169340 1760 W11 L10 L2 W21 L8 2.0
18 Triston Li 166944 1737 L26 W27 W21 L12 L10 2.0
19 Eric Wan 175276 1684 W2 L12 D15 D13 L7 2.0
20 Sam Sharifi 172572 1655 D3 W28 D8 L6 L13 2.0
21 Anais Chloe Fiset 173894 1631 L6 W7 L18 L17 W26 2.0
22 Herb Langer 100319 1600 D28 D3 L6 L7 W25 2.0
23 Sophia Currie 179031 1700 L12 L2 H--- W26 L14 1.5
24 James Juan Whei Tan 1694 L1 D13 L11 W28 L15 1.5
25 Cristian Scrieciu 179493 1643 L15 D14 L5 W27 L22 1.5
26 Jeremy Sztuka 162452 1523 W18 L4 L3 L23 L21 1.0
27 Edison Zhu 174324 1511 L4 L18 L7 L25 X28 1.0
28 Ahmed Elsayed 180294 1651 D22 L20 L14 L24 F27 0.5

SwissSys Standings. 2023 Ontario Open : 2023 Ontario Open U1600
# Name ID Rating Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Total
1 Leo Auersperg 172826 1485 W54 W27 W24 W22 W11 5.0
2 Aldo Miguel Chi 182384 unr. W42 W21 W15 W6 W8 5.0
3 Matteus McCulloch 175263 1271 W33 W36 W19 D13 W20 4.5
4 Dmytro Korotkykh 172986 unr. D10 W44 W46 W43 W13 4.5
5 Xavier Tremblay 176873 1439 X80 L43 W54 W33 W27 4.0
6 Simon Vandenbosch 177988 1340 W86 W45 B--- L2 W32 4.0
7 Gregory Garber 158478 1318 L56 W68 W57 W55 W35 4.0
8 David Bosnjak 175713 1300 W67 W34 W12 W30 L2 4.0
9 Roger Guo 152953 1251 X70 W63 L13 W34 W30 4.0
10 Romy Peters 135706 1239 D4 W61 D41 W19 W36 4.0
11 Ashwin Chunchu 173096 1231 W72 W37 W48 W16 L1 4.0
12 Randy Taylor 175695 unr. W23 W49 L8 W50 W22 4.0
13 Cody Griffiths 172958 1493 W31 W26 W9 D3 L4 3.5
14 Justin Jean 141554 1478 W55 D32 L30 W67 W42 3.5
15 Todd Belrose 155188 1410 W65 W69 L2 D28 W43 3.5
16 Shuwen Tan 177847 1406 W66 W64 W25 L11 D18 3.5
17 Dian Bing Jiao 170737 1371 W81 L30 D67 W69 W37 3.5
18 Li Zhu 174322 1112 L19 W72 W63 W48 D16 3.5
19 Stephane Legault 107017 1549 W18 W52 L3 L10 W59 3.0
20 Samuel Filion 1492 L45 W86 W74 W25 L3 3.0
21 Christopher Sailus 156624 1400 W75 L2 L55 W64 W53 3.0
22 Bryce Macdonald 174843 1298 W68 W71 W35 L1 L12 3.0
23 Victor Samuel 112306 1260 L12 W76 L34 W57 W54 3.0
24 Aayush Rampal 179359 1242 W77 W58 L1 L36 W61 3.0
25 Kyrillos Hanna 179223 1228 W59 W38 L16 L20 W58 3.0
26 Kirk Hu 173019 1217 W78 L13 H--- D58 W48 3.0
27 Francesco Tarditi 177944 1217 W82 L1 W79 W38 L5 3.0
28 Finn Gilchrist 179208 1188 W62 L48 W47 D15 D38 3.0
29 Nicholas Pan 174623 1122 L37 L33 W60 W63 W50 3.0
30 Caleb Langridge 172918 1098 W39 W17 W14 L8 L9 3.0
31 Justin Ryan 172541 1088 L13 W60 L38 W78 W49 3.0
32 Joshua Wright 167021 773 W40 D14 D37 W39 L6 3.0
33 Alexander Hodgins 181627 unr. L3 W29 W49 L5 W51 3.0
34 Paul Shedden 182259 unr. W73 L8 W23 L9 W52 3.0
35 Anton Karpov 181778 unr. B--- W50 L22 W41 L7 3.0
36 Nathaniel Lays 181990 unr. B--- L3 W52 W24 L10 3.0
37 AIM Vincent Angel Adulfo 168241 1573 W29 L11 D32 W46 L17 2.5
38 Justin Wen 174383 1550 X85 L25 W31 L27 D28 2.5
39 Yves Filion 146488 1518 L30 W75 D45 L32 W55 2.5
40 Xiangbin Wang 175680 1370 L32 L57 D53 W70 W67 2.5
41 Alain Brisebois 179131 1263 D46 W56 D10 L35 D45 2.5
42 Jonathan Cao 180255 1251 L2 W77 D69 W71 L14 2.5
43 Radu Logigan 178960 1183 W47 W5 H--- L4 L15 2.5
44 Hamed Alhamed fqe111669 1169 H--- L4 L61 W82 W69 2.5
45 Erik Laska 176968 1087 W20 L6 D39 H--- D41 2.5
46 Qasim Rashid 182510 unr. D41 W53 L4 L37 W66 2.5
47 Brian Heuthorst 181638 unr. L43 W65 L28 D66 W64 2.5
48 Juan Lopez 107075 1491 W74 W28 L11 L18 L26 2.0
49 Florence Zixin Xu 175835 1307 W76 L12 L33 W56 L31 2.0
50 John If Lukezich 146765 1300 W57 L35 W56 L12 L29 2.0
51 Doug Gillis 111022 1232 L58 W59 D71 D61 L33 2.0
52 Elijah Saikaly 121284 1223 W60 L19 L36 W72 L34 2.0
53 James Mourgelas 108540 1223 D61 L46 D40 W68 L21 2.0
54 Raphael Hanna 179224 1027 L1 W82 L5 W79 L23 2.0
55 Noah Guy 175806 1008 L14 W62 W21 L7 L39 2.0
56 Brian Melaschenko-Bolger 167557 753 W7 L41 L50 L49 W78 2.0
57 Benjamin Abro 182531 unr. L50 W40 L7 L23 W79 2.0
58 Alexei Darmin 179034 unr. W51 L24 D64 D26 L25 2.0
59 Brayden Griffin 181772 unr. L25 L51 W86 W74 L19 2.0
60 Matthew Garber 180860 unr. L52 L31 L29 W76 W73 2.0
61 William Saikaly unr. D53 L10 W44 D51 L24 2.0
62 Eric Wei 175134 unr. L28 L55 L68 B--- W74 2.0
63 Adriano Alasia 181884 unr. W84 L9 L18 L29 W77 2.0
64 Deven Gregoire FQE110528 1161 W79 L16 D58 L21 L47 1.5
65 Matthew Kellett 173501 989 L15 L47 H--- L73 W86 1.5
66 Devin Hurley 179557 954 L16 L79 W77 D47 L46 1.5
67 Luka Culibrk 180607 unr. L8 W73 D17 L14 L40 1.5
68 Luis Fernando S C Dias 182523 unr. L22 L7 W62 L53 D72 1.5
69 Farah Kaskas 182310 unr. X83 L15 D42 L17 L44 1.5
70 Gregory Marcelin 181507 unr. F9 H--- --- L40 W82 1.5
71 Miron Sheranosher 181687 unr. B--- L22 D51 L42 U--- 1.5
72 Ridit Kakani 180518 unr. L11 L18 W73 L52 D68 1.5
73 Jim Wright 105417 1248 L34 L67 L72 W65 L60 1.0
74 Thomas Keohavong 181982 1084 L48 W78 L20 L59 L62 1.0
75 Tina Hui 176179 925 L21 L39 H--- H--- U--- 1.0
76 Emily Fortner 176084 634 L49 L23 L78 L60 B--- 1.0
77 Idan Sheranosher 181703 unr. L24 L42 L66 W86 L63 1.0
78 Daniil Korotkykh 181793 unr. L26 L74 W76 L31 L56 1.0
79 Laticia Zhang 179847 unr. L64 W66 L27 L54 L57 1.0
80 Jacob Hood 175554 998 F5 H--- --- --- --- 0.5
81 Louka Tetreault 179540 878 L17 H--- --- --- --- 0.5
82 Kearstin Reckzin 182313 unr. L27 L54 H--- L44 L70 0.5
83 Zipei Liu 177533 1252 F69 --- --- --- --- 0.0
84 Ron Tsang 139355 1174 L63 --- --- --- --- 0.0
85 Pierre Arcand 160146 1113 F38 --- --- --- --- 0.0
86 Alena Zeng 180212 764 L6 L20 L59 L77 L65 0.0

[Halldor P. Palsson]

2023 Ontario Open

# Name ID Rating Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Rd 6 Total
1 FM Johnathan Han 161709 2269 W31 W14 D7 D3 W8 W4 5.0 $1500
2 GM Luis Manuel Perez Rodriguez 138011 2411 W13 D9 D11 W10 W4 D3 4.5 $750
3 Victor Plotkin 142063 2369 D23 W18 W25 D1 W9 D2 4.5 $750
4 GM Bator Sambuev 146462 2503 W6 W16 W5 W7 L2 L1 4.0
5 Daniel Xu 160020 2401 W28 W19 L4 L9 W15 W7 4.0
6 Sebastien Azar 167031 2075 L4 W30 D15 W23 D11 W16 4.0 U2200 $200
7 GM Reynaldo Vera 120030 2412 W22 W17 D1 L4 W12 L5 3.5
8 Koosha Jaferian 174318 2383 D18 W20 D9 W13 L1 D11 3.5
9 Fengxi Mao 166033 2289 W30 D2 D8 W5 L3 D12 3.5
10 Raymond Gao 156480 2250 L19 W24 W28 L2 D20 W21 3.5
11 Jingyun [ryan] Yang 160085 2196 W29 W15 D2 L14 D6 D8 3.5
12 Matthew Zhu 160019 2084 L14 W26 W19 W16 L7 D9 3.5
13 Derek Wang 166573 2051 L2 W29 W17 L8 W19 D15 3.5
14 IM Jason Liang 170934 2628 W12 L1 W23 W11 U--- U--- 3.0
15 IM Alexander Reprintsev 146467 2361 W26 L11 D6 W18 L5 D13 3.0
16 Zachary Dukic 149507 2347 W24 L4 W22 L12 W26 L6 3.0
17 Vincent Umayan 180536 2120 W27 L7 L13 H--- W24 D20 3.0
18 Michael Shi 167348 1992 D8 L3 W20 L15 D25 W26 3.0
19 Joshua Myers 145333 1925 W10 L5 L12 W22 L13 W28 3.0
20 Lucy Gao 161206 1845 W21 L8 L18 W28 D10 D17 3.0 U2050 $200
21 David Gordon 106629 2209 L20 L25 D30 W31 W23 L10 2.5
22 Daniel Labib 162841 2071 L7 W31 L16 L19 W27 D25 2.5
23 Sanjay Ramesh 162979 1984 D3 W32 L14 L6 L21 W31 2.5
24 Ryan Yunhui Zhong 166737 1964 L16 L10 W31 D27 L17 W29 2.5
25 Neil Moses 170949 1957 D32 W21 L3 L26 D18 D22 2.5
26 Helmut Fritzsche 145427 1965 L15 L12 W29 W25 L16 L18 2.0
27 Lucas Pitre 157622 1801 L17 L28 B--- D24 L22 D30 2.0
28 Milos Petrovic 160269 2041 L5 W27 L10 L20 D29 L19 1.5
29 Philip Xu 167580 1806 L11 L13 L26 W30 D28 L24 1.5
30 Henry Hughes-Dupuy 160188 1943 L9 L6 D21 L29 L31 D27 1.0
31 Marc Andre Jutras 131943 1934 L1 L22 L24 L21 W30 L23 1.0
32 Ryan Sowa 150020 2337 D25 L23 --- --- --- --- 0.5

2023 Ontario Open : 2023 Ontario Open U1900
# Name ID Rating Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Rd 6 Total
1 Randika Balasooriya 150499 1876 W26 D6 W15 W14 W5 D3 5.0 $800
2 Bingfei Wang 172444 1858 L19 W23 W18 W6 W15 W5 5.0 $800
3 Elber Zhu 174325 1802 D20 D24 W27 W13 W10 D1 4.5 $150
4 April Yunwei Zhong 167271 1791 L13 D8 W21 W9 W14 W11 4.5 $150
5 Douglas Graham 169362 1711 W25 W27 W13 W7 L1 L2 4.0
6 Anthony Masse-Garneau 158468 1675 W16 D1 D20 L2 W18 W13 4.0
7 Oliver Byl 174403 1669 W9 W17 D14 L5 D8 W15 4.0 U1750 $200
8 Arnaud Jutras 172491 1572 L18 D4 W26 W17 D7 D9 3.5
9 Maxim Rousskikh 173654 1809 L7 D21 W28 L4 W23 D8 3.0
10 Abdelaziz Mahdjoubi 155558 1784 W22 L14 W24 W20 L3 U--- 3.0
11 Francis Thompson 108724 1765 L14 L22 W25 W24 W19 L4 3.0
12 Triston Li 166944 1737 L27 W25 W22 L15 L13 W24 3.0
13 Haotong Hazel Guo 151453 1635 W4 W18 L5 L3 W12 L6 3.0
14 Vladimir Dukkardt 163375 1574 W11 W10 D7 L1 L4 D19 3.0
15 Damian Rauch 177929 1508 W23 W19 L1 W12 L2 L7 3.0
16 Nicolas Dupont-Mageau 156184 1817 L6 D26 H--- D19 W20 U--- 2.5
17 Johan Kenneth Moleta 153217 1791 W21 L7 D19 L8 W26 U--- 2.5
18 Mathieu Duval 169340 1760 W8 L13 L2 W22 L6 D20 2.5
19 Eric Wan 175276 1684 W2 L15 D17 D16 L11 D14 2.5
20 Sam Sharifi 172572 1655 D3 W28 D6 L10 L16 D18 2.5
21 Cristian Scrieciu 179493 1643 L17 D9 L4 W25 L24 W26 2.5
22 Anais Chloe Fiset 173894 1631 L10 W11 L12 L18 W27 D23 2.5
23 Sophia Currie 179031 1700 L15 L2 H--- W27 L9 D22 2.0
24 Herb Langer 100319 1600 D28 D3 L10 L11 W21 L12 2.0
25 Edison Zhu 174324 1511 L5 L12 L11 L21 X28 W27 2.0
26 James Juan Whei Tan 1694 L1 D16 L8 W28 L17 L21 1.5
27 Jeremy Sztuka 162452 1523 W12 L5 L3 L23 L22 L25 1.0
28 Ahmed Elsayed 180294 1651 D24 L20 L9 L26 F25 --- 0.5

Standings. 2023 Ontario Open : 2023 Ontario Open U1600
# Name ID Rating Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Rd 6 Total
1 Leo Auersperg 172826 1485 W63 W29 W39 W27 W5 W6 6.0 $600
2 Dmytro Korotkykh 172986 unr. D15 W30 W57 W53 W25 W11 5.5 $300
3 Xavier Tremblay 176873 1439 X81 L53 W63 W33 W29 W19 5.0 $66.66
4 David Bosnjak 175713 1300 W72 W20 W19 W43 L6 W15 5.0 $66.66
5 Ashwin Chunchu 173096 1231 W75 W22 W37 W8 L1 W14 5.0 U1300 $200
6 Aldo Miguel Chi 182384 unr. W52 W13 W26 W10 W4 L1 5.0 $66.66
7 Justin Jean 141554 1478 W44 D18 L43 W72 W52 W31 4.5
8 Shuwen Tan 177847 1406 W64 W54 W41 L5 D31 W25 4.5
9 Dian Bing Jiao 170737 1371 W82 L43 D72 W66 W22 W26 4.5
10 Simon Vandenbosch 177988 1340 W79 W55 B--- L6 W18 D12 4.5
11 Matteus McCulloch 175263 1271 W33 W34 W35 D25 W36 L2 4.5
12 Roger Guo 152953 1251 X58 W69 L25 W20 W43 D10 4.5
13 Christopher Sailus 156624 1400 W78 L6 L44 W54 W62 W43 4.0
14 Gregory Garber 158478 1318 L45 W73 W65 W44 W21 L5 4.0
15 Romy Peters 135706 1239 D2 W47 D38 W35 W34 L4 4.0
16 Finn Gilchrist 179208 1188 W48 L37 W49 D26 D23 W35 4.0
17 Nicholas Pan 174623 1122 L22 L33 W68 W69 W60 W36 4.0
18 Joshua Wright 167021 773 W50 D7 D22 W24 L10 W39 4.0 U1100 $200
19 Randy Taylor 175695 unr. W28 W51 L4 W60 W27 L3 4.0
20 Paul Shedden 182259 unr. W71 L4 W28 L12 W61 W42 4.0
21 Anton Karpov 181778 unr. B--- W60 L27 W38 L14 W41 4.0
22 AIM Vincent Angel Adulfo 168241 1573 W17 L5 D18 W57 L9 W53 3.5
23 Justin Wen 174383 1550 X86 L41 W32 L29 D16 W57 3.5
24 Yves Filion 146488 1518 L43 W78 D55 L18 W44 W52 3.5
25 Cody Griffiths 172958 1493 W32 W42 W12 D11 L2 L8 3.5
26 Todd Belrose 155188 1410 W56 W66 L6 D16 W53 L9 3.5
27 Bryce Macdonald 174843 1298 W73 W74 W21 L1 L19 D33 3.5
28 Victor Samuel 112306 1260 L19 W80 L20 W65 W63 D32 3.5
29 Francesco Tarditi 177944 1217 W83 L1 W70 W23 L3 D34 3.5
30 Hamed Alhamed fqe111669 1169 H--- L2 L47 W83 W66 W50 3.5
31 Li Zhu 174322 1112 L35 W75 W69 W37 D8 L7 3.5
32 Justin Ryan 172541 1088 L25 W68 L23 W76 W51 D28 3.5
33 Alexander Hodgins 181627 unr. L11 W17 W51 L3 W40 D27 3.5
34 Nathaniel Lays 181990 unr. B--- L11 W61 W39 L15 D29 3.5
35 Stephane Legault 107017 1549 W31 W61 L11 L15 W46 L16 3.0
36 Samuel Filion 1492 L55 W79 W77 W41 L11 L17 3.0
37 Juan Lopez 107075 1491 W77 W16 L5 L31 L42 W55 3.0
38 Alain Brisebois 179131 1263 D57 W45 D15 L21 D55 D49 3.0
39 Aayush Rampal 179359 1242 W67 W59 L1 L34 W47 L18 3.0
40 Doug Gillis 111022 1232 L59 W46 D74 D47 L33 W65 3.0
41 Kyrillos Hanna 179223 1228 W46 W23 L8 L36 W59 L21 3.0
42 Kirk Hu 173019 1217 W76 L25 H--- D59 W37 L20 3.0
43 Caleb Langridge 172918 1098 W24 W9 W7 L4 L12 L13 3.0
44 Noah Guy 175806 1008 L7 W48 W13 L14 L24 W68 3.0
45 Brian Melaschenko-Bolger 167557 753 W14 L38 L60 L51 W76 W69 3.0
46 Brayden Griffin 181772 unr. L41 L40 W79 W77 L35 W62 3.0
47 William Saikaly unr. D62 L15 W30 D40 L39 W63 3.0
48 Eric Wei 175134 unr. L16 L44 L73 B--- W77 W61 3.0
49 Brian Heuthorst 181638 unr. L53 W56 L16 D64 W54 D38 3.0
50 Xiangbin Wang 175680 1370 L18 L65 D62 W58 W72 L30 2.5
51 Florence Zixin Xu 175835 1307 W80 L19 L33 W45 L32 D59 2.5
52 Jonathan Cao 180255 1251 L6 W67 D66 W74 L7 L24 2.5
53 Radu Logigan 178960 1183 W49 W3 H--- L2 L26 L22 2.5
54 Deven Gregoire FQE110528 1161 W70 L8 D59 L13 L49 W73 2.5
55 Erik Laska 176968 1087 W36 L10 D24 H--- D38 L37 2.5
56 Matthew Kellett 173501 989 L26 L49 H--- L71 W79 W75 2.5
57 Qasim Rashid 182510 unr. D38 W62 L2 L22 W64 L23 2.5
58 Gregory Marcelin 181507 unr. F12 H--- --- L50 W83 W72 2.5
59 Alexei Darmin 179034 unr. W40 L39 D54 D42 L41 D51 2.5
60 John If Lukezich 146765 1300 W65 L21 W45 L19 L17 U--- 2.0
61 Elijah Saikaly 121284 1223 W68 L35 L34 W75 L20 L48 2.0
62 James Mourgelas 108540 1223 D47 L57 D50 W73 L13 L46 2.0
63 Raphael Hanna 179224 1027 L1 W83 L3 W70 L28 L47 2.0
64 Devin Hurley 179557 954 L8 L70 W67 D49 L57 D66 2.0
65 Benjamin Abro 182531 unr. L60 W50 L14 L28 W70 L40 2.0
66 Farah Kaskas 182310 unr. X84 L26 D52 L9 L30 D64 2.0
67 Idan Sheranosher 181703 unr. L39 L52 L64 W79 L69 W77 2.0
68 Matthew Garber 180860 unr. L61 L32 L17 W80 W71 L44 2.0
69 Adriano Alasia 181884 unr. W85 L12 L31 L17 W67 L45 2.0
70 Laticia Zhang 179847 unr. L54 W64 L29 L63 L65 W80 2.0
71 Jim Wright 105417 1248 L20 L72 L75 W56 L68 D76 1.5
72 Luka Culibrk 180607 unr. L4 W71 D9 L7 L50 L58 1.5
73 Luis Fernando S C Dias 182523 unr. L27 L14 W48 L62 D75 L54 1.5
74 Miron Sheranosher 181687 unr. B--- L27 D40 L52 U--- U--- 1.5
75 Ridit Kakani 180518 unr. L5 L31 W71 L61 D73 L56 1.5
76 Daniil Korotkykh 181793 unr. L42 L77 W80 L32 L45 D71 1.5
77 Thomas Keohavong 181982 1084 L37 W76 L36 L46 L48 L67 1.0
78 Tina Hui 176179 925 L13 L24 H--- H--- U--- U--- 1.0
79 Alena Zeng 180212 764 L10 L36 L46 L67 L56 W83 1.0
80 Emily Fortner 176084 634 L51 L28 L76 L68 B--- L70 1.0
81 Jacob Hood 175554 998 F3 H--- --- --- --- --- 0.5
82 Louka Tetreault 179540 878 L9 H--- --- --- --- --- 0.5
83 Kearstin Reckzin 182313 unr. L29 L63 H--- L30 L58 L79 0.5
84 Zipei Liu 177533 1252 F66 --- --- --- --- --- 0.0
85 Ron Tsang 139355 1174 L69 --- --- --- --- --- 0.0
86 Pierre Arcand 160146 1113 F23 --- --- --- --- --- 0.0

[Halldor P. Palsson]

[Event "Ottawa"]
[Site "Ottawa "]
[Date "2023.05.22"]
[Round "?"]
[White "Xu, Daniel"]
[Black "Vera, Reinaldo"]
[Result "1-0"]
[ECO "B80"]
[Annotator ",Reynaldo"]
[PlyCount "193"]
[EventDate "2023.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2 Nbd7 9. g4 h6
10. O-O-O b4 11. Na4 Ne5 12. b3 Bd7 13. Nb2 d5 14. Nd3 Nxf3 15. Nxf3 dxe4 16. Nfe5 exd3
17. Qxd3 Qc7 18. Bg2 Rc8 19. Nxd7 Nxd7 20. Rd2 Nc5 21. Qd4 e5 22. Qc4 Be7 23. Bd5 O-O
24. Rf1 Bf6 25. Kb1 e4 26. Rf5 Nd7 27. Qxc7 Rxc7 28. Bf4 Rc3 29. Bd6 Rd8 30. Bxb4 Re3 31. c4 Ne5
32. Rf1 Nd3 33. Ba5 Rd7 34. Bb6 Rh3 35. Bxe4 Nc5 36. Rxd7 Nxd7 37. Bc7 Re3 38. Bf5 Ne5 39. Rd1 g6
40. Bc8 Re2 41. Bd8 Bg7 42. Ba5 Nf3 43. Bb7 Rb2+ 44. Kc1 Rxa2 45. Bb6 Nxh2 46. c5 Nxg4
47. c6 Ra1+ 48. Kc2 Ra2+ 49. Kc1 Ra1+ 50. Kd2 Ra2+ 51. Kd3 Ne5+ 52. Ke3 Ng4+ 53. Kf4 f5
54. Rd8+ Kh7 55. Rd7 Nf6 56. Rxg7+ Kxg7 57. c7 Rc2 58. Kf3 Rc3+ 59. Ke2 Kf7 60. c8=Q Rxc8
61. Bxc8 Nd5 62. Ba5 h5 63. Bxa6 Ke7 64. Bc4 Nf4+ 65. Kf3 g5 66. Bd2 Nh3 67. Kg3 g4
68. Bb4+ Kf6 69. Bc3+ Kg5 70. Bd2+ f4+ 71. Kg2 Kh4 72. Be1+ Kg5 73. Bd2 Kf5 74. Bd5 Ng5
75. b4 h4 76. b5 h3+ 77. Kg1 g3 78. b6 h2+ 79. Kh1 Nh3 80. Be1 Kg4 81. Be6+ Kh4
82. b7 f3 83. b8=Q f2 84. Qh8+ Kg5 85. Bd2+ Nf4 86. Bxf4+ Kxf4 87. Qf6+ Ke3 88. Bh3 Ke2
89. Qe5+ Kf3 90. Bg2+ Kg4 91. Qe4+ Kg5 92. Qf3 Kh4 93. Qf4+ Kh5 94. Qxg3 Kh6 95. Qxf2 Kg5
96. Bh3 Kh5 97. Qg3 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Gao, Lucy"]
[Black "Umayan, Vincent"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "0"]
[BlackElo "2100"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c6 1/2-1/2



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Jaferian Koosha (IRI)"]
[Black "Yang, Ryan"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2163"]
[BlackElo "0"]
[Annotator ""]
[Source ""]
[Remark ""]

1.Nf3 Nf6 2.b3 d5 3.Bb2 e6 4.e3 c5 5.c4 Nc6 6.cxd5 exd5 7.d4
Bg4 8.Be2 cxd4 9.Nxd4 Bb4+ 10.Bc3 Qa5 11.Bxb4 Qxb4+ 12.Qd2 Nxd4
13.exd4 Qxd2+ 14.Nxd2 Bxe2 15.Kxe2 O-O 16.f3 Rfc8 17.Rac1 Kf8
18.Kd3 Ke7 19.Rhe1+ Kd6 20.Nf1 g6 21.Ne3 h5 22.h4 Ne8 23.g4 Ng7
24.Ng2 Ne6 25.Rxc8 1/2-1/2



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Zhu Matthew"]
[Black "Mao, Fengxi"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2029"]
[BlackElo "0"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.Nf3 d6 3.Bb5+ Nd7 4.d4 cxd4 5.Qxd4 a6 6.Be2 Ngf6 7.c4
e5 8.Qe3 d5 9.exd5 Bc5 10.Qb3 O-O 11.O-O e4 12.Nfd2 Re8 13.Nc3
Bd4 14.Qd1 e3 15.fxe3 Bxe3+ 16.Kh1 Ne5 17.Nde4 Nfg4 18.Bxg4 Bxg4 1/2-1/2



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Reprintsev Alexander (UKR)"]
[Black "Wang Derek"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2353"]
[BlackElo "2013"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.b3 Nc6 3.Bb2 e6 4.Nf3 d5 5.exd5 exd5 6.Bb5 Nf6 7.Qe2+
Qe7 8.Bxf6 Qxe2+ 9.Kxe2 gxf6 10.c4 dxc4 11.bxc4 Bd7 12.Nc3 O-O-O
13.Rhe1 Rg8 14.Kf1 Be6 15.Re4 Rg4 16.Rae1 Nd4 17.Rxg4 Bxg4 18.Nxd4
Rxd4 19.Re8+ Rd8 20.Rxd8+ Kxd8 21.Ba4 Be6 22.d3 Be7 23.Bd1 a6
24.Bf3 b5 25.cxb5 axb5 26.Nxb5 Bxa2 27.Nc3 Be6 28.Bd5 Kd7 29.Bc4
Bd6 30.g3 Be5 31.Ne4 Bd4 32.Kg2 Ke7 33.f4 Bd7 34.Nd2 Ba4 35.Bd5
f5 36.Nf3 Bf6 37.Kf2 Bd7 38.Ke3 Be6 39.Bc4 Kd6 40.Ng5 h6 41.Bxe6
hxg5 42.Bxf7 Bd4+ 43.Kf3 g4+ 44.Kg2 Ke7 45.Bd5 Kf6 1/2-1/2



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Moses Neil"]
[Black "Labib Daniel"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "1912"]
[BlackElo "2113"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Be7 7.c3 d6
8.h3 O-O 9.O-O Na5 10.Bc2 c5 11.d4 Qc7 12.b3 cxd4 13.cxd4 Nc6
14.Bb2 Nb4 15.Bd3 d5 16.Ne1 dxe4 17.dxe5 exd3 18.exf6 Bxf6 19.Bxf6
gxf6 20.Qf3 Qe5 21.Qxa8 Qxa1 22.Qe4 Qxb1 23.Qxb4 Bf5 24.g4 Be6
25.Qd4 Qxa2 26.Qxd3 1/2-1/2



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Plotkin Victor (CAN)"]
[Black "Perez, Luis Manuel"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2267"]
[BlackElo "2411"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Be7 5.Nc3 d6 1/2-1/2



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Azar Sebastien"]
[Black "Dukic Zachary"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2077"]
[BlackElo "2401"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Nd5
Nxd5 8.exd5 Nb8 9.a4 Be7 10.Be2 O-O 11.Bd2 Nd7 12.O-O f5 13.c4
a6 14.Nc3 e4 15.a5 Ne5 16.b4 Bd7 17.Qb3 Qe8 18.f4 exf3 19.Bxf3
g5 20.Rae1 Qf7 21.Rxe5 dxe5 22.d6 Bxd6 23.Bd5 Be6 24.c5 Bxd5
25.Nxd5 Bxc5+ 26.bxc5 Rad8 27.Ne7+ Kh8 28.Qxf7 Rxf7 29.Bxg5 f4
30.Ng6+ hxg6 31.Bxd8 Kg7 32.Rd1 e4 33.Kf2 Kh6 34.Rd4 e3+ 35.Kf3
g5 36.Rd6+ Kh5 37.Rd5 Rg7 38.g3 e2 39.Kxe2 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Sambuev Bator (CAN)"]
[Black "Han Johnathan (CAN)"]
[Result "0-1"]
[ECO "E49"]
[WhiteElo "2483"]
[BlackElo "2274"]
[Annotator ""]
[Source ""]
[Remark ""]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3
dxc4 8.Bxc4 c5 9.Ne2 Qc7 10.Bd3 Nc6 11.Qc2 e5 12.d5 Nxd5 13.Bxh7+
Kh8 14.Bf5 Nf6 15.c4 Bxf5 16.Qxf5 Rad8 17.Bb2 Qd7 18.Qc2 Qd3
19.Qxd3 Rxd3 20.Nc1 Rd6 21.Nb3 Nd7 22.Ke2 Nb6 23.Nxc5 Nxc4 24.Bc3
b5 25.g4 a5 26.Rhb1 Rb8 27.h4 Rd5 28.Ne4 a4 29.h5 N6a5 30.Ra2
Nb3 31.Bb4 Rc8 32.Rc2 Re8 33.Nc3 Nd4+ 34.exd4 exd4+ 35.Kf3 dxc3
36.Rbc1 Rd3+ 37.Kg2 Re4 38.Rxc3 Rxg4+ 39.Kf1 Rxc3 40.Rxc3 Kh7
41.Rd3 Rg5 42.Rd7 f6 43.Bf8 Kg8 44.h6 Kxf8 45.h7 Rh5 46.Rd8+
Ke7 47.h8Q Rxh8 48.Rxh8 Nxa3 49.Rb8 Kd6 50.Ke2 Kc5 51.Kd3 Kb4
52.Rb7 g5 53.Rf7 Kb3 54.Rxf6 b4 55.Kd2 Nb1+ 56.Kc1 Nc3 57.Rg6
a3 58.Rxg5 a2 59.Ra5 Na4 60.Rxa4 Kxa4 61.Kb2 b3 0-1

[Halldor P. Palsson]

[ePGN "0.1;DGT LiveChess/2.2.5"]
[Event "2023 Ontario Open"]
[Site "RA Centre, Canada"]
[Date "????.??.??"]
[Round "5.1"]
[White "Perez Rodriguez, Luis Manuel"]
[Black "Sambuev, Bator"]
[Result "1-0"]
[TimeControl "90+30"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2411"]
[BlackElo "2503"]

1. e4 {[%clk 01:29:14]} {[%emt 00:01:45]} e5 {[%clk 01:29:10]} {[%emt
00:01:50]} 2. Nf3 {[%clk 01:28:54]} {[%emt 00:00:50]} Nc6 {[%clk 01:29:33]}
{[%emt 00:00:07]} 3. Bb5 {[%clk 01:28:46]} {[%emt 00:00:39]} a6 {[%clk
01:29:58]} {[%emt 00:00:05]} 4. Ba4 {[%clk 01:29:11]} {[%emt 00:00:04]} d6
{[%clk 01:30:23]} {[%emt 00:00:04]} 5. O-O {[%clk 01:26:58]} {[%emt 00:02:43]}
Bd7 {[%clk 01:30:42]} {[%emt 00:00:12]} 6. d4 {[%clk 01:22:53]} {[%emt
00:04:35]} Nxd4 {[%clk 01:28:41]} {[%emt 00:02:31]} 7. Bxd7+ {[%clk 01:20:55]}
{[%emt 00:02:28]} Qxd7 {[%clk 01:29:03]} {[%emt 00:00:07]} 8. Nxd4 {[%clk
01:21:12]} {[%emt 00:00:13]} exd4 {[%clk 01:29:28]} {[%emt 00:00:05]} 9. Qxd4
{[%clk 01:19:39]} {[%emt 00:02:03]} Nf6 {[%clk 01:29:48]} {[%emt 00:00:10]} 10.
b3 {[%clk 01:13:28]} {[%emt 00:06:42]} Be7 {[%clk 01:30:01]} {[%emt 00:00:16]}
11. Bb2 {[%clk 01:13:52]} {[%emt 00:00:07]} O-O {[%clk 01:30:13]} {[%emt
00:00:18]} 12. Nc3 {[%clk 01:12:55]} {[%emt 00:01:27]} c6 {[%clk 01:29:51]}
{[%emt 00:00:47]} 13. Rad1 {[%clk 01:10:13]} {[%emt 00:03:16]} Rad8 {[%clk
01:26:34]} {[%emt 00:03:47]} 14. Rfe1 {[%clk 01:04:00]} {[%emt 00:06:44]} Rfe8
{[%clk 01:26:20]} {[%emt 00:00:43]} 15. h3 {[%clk 00:50:32]} {[%emt 00:13:59]}
Bf8 {[%clk 01:20:35]} {[%emt 00:06:14]} 16. Re3 {[%clk 00:47:17]} {[%emt
00:03:46]} Re6 {[%clk 01:17:47]} {[%emt 00:03:17]} 17. Ne2 {[%clk 00:41:38]}
{[%emt 00:42:47]} Qe8 {[%clk 01:07:26]} 18. Ng3 {[%clk 00:35:27]} d5 {[%clk
01:06:23]} 19. e5 {[%clk 00:30:32]} Nd7 {[%clk 01:05:11]} 20. Qf4 {[%clk
00:28:34]} Bc5 {[%clk 00:58:37]} 21. Re2 {[%clk 00:24:41]} {[%emt 00:03:30]} f6
{[%clk 00:55:27]} {[%emt 00:03:40]} 22. exf6 {[%clk 00:22:47]} {[%emt
00:12:19]} Rxe2 {[%clk 00:55:25]} 23. f7+ {[%clk 00:21:36]} Qxf7 {[%clk
00:55:45]} 24. Qxf7+ {[%clk 00:21:59]} Kxf7 {[%clk 00:56:11]} 25. Nxe2 {[%clk
00:22:25]} Nf6 {[%clk 00:50:33]} 26. Nf4 {[%clk 00:21:23]} {[%emt 00:00:23]}
Ne4 {[%clk 00:49:27]} {[%emt 00:01:35]} 27. Nd3 {[%clk 00:21:42]} {[%emt
00:00:12]} Bb6 {[%clk 00:49:18]} {[%emt 00:00:33]} 28. g4 {[%clk 00:21:56]}
{[%emt 00:00:21]} Re8 {[%clk 00:42:41]} {[%emt 00:08:49]} 29. Kg2 {[%clk
00:21:51]} d4 {[%clk 00:41:48]} {[%emt 00:00:16]} 30. Re1 {[%clk 00:19:24]}
{[%emt 00:02:56]} Re6 {[%clk 00:31:55]} {[%emt 00:10:23]} 31. f3 {[%clk
00:17:13]} {[%emt 00:02:42]} Nf6 {[%clk 00:28:52]} {[%emt 00:03:32]} 32. Ne5+
{[%clk 00:15:25]} {[%emt 00:02:18]} Ke8 {[%clk 00:27:20]} {[%emt 00:02:01]} 33.
f4 {[%clk 00:15:33]} {[%emt 00:00:23]} Nd5 {[%clk 00:26:40]} {[%emt 00:01:10]}
34. Kf3 {[%clk 00:06:27]} {[%emt 00:09:37]} c5 {[%clk 00:17:30]} {[%emt
00:09:40]} 35. f5 {[%clk 00:03:18]} {[%emt 00:03:39]} Re7 {[%clk 00:17:49]}
{[%emt 00:00:11]} 36. Nd3 {[%clk 00:03:31]} {[%emt 00:00:17]} Rxe1 {[%clk
00:15:39]} {[%emt 00:05:34]} 37. Nxe1 {[%clk 00:04:00]} Kd7 {[%clk 00:15:47]}
38. Ke4 {[%clk 00:03:54]} Kd6 {[%clk 00:15:28]} 39. Nd3 {[%clk 00:02:44]}
{[%emt 00:00:34]} Bd8 {[%clk 00:14:48]} {[%emt 00:01:10]} 40. Nxc5 {[%clk
00:02:18]} {[%emt 00:00:57]} Kxc5 {[%clk 00:14:45]} {[%emt 00:00:33]} 41. Bxd4+
{[%clk 00:02:45]} {[%emt 00:00:02]} Kd6 {[%clk 00:13:49]} {[%emt 00:01:25]} 42.
Be5+ {[%clk 00:03:14]} {[%emt 00:00:02]} Kc6 {[%clk 00:13:21]} {[%emt
00:00:56]} 43. Bxg7 {[%clk 00:03:42]} {[%emt 00:00:04]} Ba5 {[%clk 00:05:56]}
{[%emt 00:07:55]} 44. a3 {[%clk 00:03:31]} {[%emt 00:00:41]} Bd2 {[%clk
00:05:34]} {[%emt 00:00:51]} 45. c4 {[%clk 00:03:10]} {[%emt 00:00:53]} Nb6
{[%clk 00:05:17]} {[%emt 00:00:45]} 46. h4 {[%clk 00:03:02]} {[%emt 00:00:40]}
Nc8 {[%clk 00:04:27]} {[%emt 00:01:20]} 47. Be5 {[%clk 00:01:48]} {[%emt
00:01:44]} Be1 {[%clk 00:04:32]} {[%emt 00:00:25]} 48. h5 {[%clk 00:01:41]}
{[%emt 00:00:38]} Nd6+ {[%clk 00:02:53]} {[%emt 00:02:09]} 49. Bxd6 {[%clk
00:01:33]} {[%emt 00:00:38]} Kxd6 {[%clk 00:03:17]} {[%emt 00:00:06]} 50. g5
{[%clk 00:01:16]} {[%emt 00:00:47]} Bd2 {[%clk 00:02:44]} {[%emt 00:01:03]} 51.
g6 {[%clk 00:00:46]} {[%emt 00:01:00]} hxg6 {[%clk 00:02:17]} {[%emt 00:00:56]}
52. fxg6 {[%clk 00:00:50]} {[%emt 00:00:26]} Ke6 {[%clk 00:02:40]} {[%emt
00:00:07]} 53. b4 {[%clk 00:00:49]} {[%emt 00:00:32]} Bc1 {[%clk 00:02:53]}
{[%emt 00:00:16]} 54. a4 {[%clk 00:01:03]} {[%emt 00:00:16]} Bd2 {[%clk
00:02:48]} {[%emt 00:00:35]} 55. b5 {[%clk 00:00:59]} {[%emt 00:00:35]} axb5
{[%clk 00:03:12]} {[%emt 00:00:06]} 56. axb5 {[%clk 00:01:09]} {[%emt
00:00:19]} Bb4 {[%clk 00:03:00]} {[%emt 00:00:42]} 57. h6 {[%clk 00:01:20]}
{[%emt 00:00:20]} Kf6 {[%clk 00:03:25]} {[%emt 00:00:04]} 58. h7 {[%clk
00:01:13]} {[%emt 00:00:38]} Kg7 {[%clk 00:03:52]} {[%emt 00:00:02]} 59. Kd5
{[%clk 00:01:38]} {[%emt 00:00:06]} b6 {[%clk 00:04:11]} {[%emt 00:00:11]} 60.
Ke6 {[%clk 00:01:34]} {[%emt 00:00:35]} Bc5 {[%clk 00:01:17]} {[%emt 00:03:23]}
61. h8=Q+ {[%clk 00:01:49]} {[%emt 00:00:15]} *



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "5"]
[White "Dukic Zachary"]
[Black "Fritzsche Helmut (GER)"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2401"]
[BlackElo "2022"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nc4 Nxe4 5.Qe2 Qe7 6.Ne3 c6 7.b3
Nf6 8.Bb2 g6 9.Bxf6 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "5"]
[White "Vera Reynaldo (CUB)"]
[Black "Zhu Matthew"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2443"]
[BlackElo "2029"]
[Annotator ""]
[Source ""]
[Remark ""]

1.c4 g6 2.Nc3 c5 3.Nf3 Bg7 4.d4 cxd4 5.Nxd4 Nc6 6.Nc2 Bxc3+ 7.bxc3
Qa5 8.e4 Nf6 9.f3 d6 10.Rb1 a6 11.Nb4 Ne5 12.Be2 Be6 13.Nd5 Rc8
14.Nxf6+ exf6 15.Qxd6 Nxc4 16.Bxc4 Qxc3+ 17.Bd2 Qxc4 18.Rxb7
Qc5 19.Re7+ 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "5"]
[White "Xu, Daniel"]
[Black "Reprintsev Alexander (UKR)"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2339"]
[BlackElo "2353"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 Nf6 5.Nf3 c6 6.Bc4 Bg4 7.Be3
Nbd7 8.h3 Bh5 9.Be2 e6 10.Qd2 Qc7 11.Bf4 Bd6 12.Bxd6 Qxd6 13.O-O
O-O 14.Qe3 Nd5 15.Nxd5 cxd5 16.Bd3 Bg6 17.Bxg6 hxg6 18.c3 b5
19.Ne5 Nb6 20.Nd3 Na4 21.g3 $10 a5 22.a3 Rfc8 23.Kg2 Qb6 24.Rab1
Qb8 25.h4 Nb6 26.h5 gxh5 27.Qg5 Nd7 28.Qxh5 Nf6 29.Qh4 Kf8 30.Ne5
Rc7 31.Qh8+ Ng8 32.Rh1 Qe8 33.Rbe1 $10 f6 34.Nd3 g5 35.Nc5 e5
36.dxe5 Rxc5 37.Rh7 Qg6 38.e6 Rac8 39.e7+ Ke8 40.Rg7 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "5"]
[White "Gao Raymond (CAN)"]
[Black "Gao, Lucy"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2111"]
[BlackElo "0"]
[Annotator ""]
[Source ""]
[Remark ""]

1.c4 e5 2.a3 Nf6 3.d3 d5 4.cxd5 Nxd5 5.Nf3 Nc6 6.e4 Nf6 7.Qc2
h6 8.Be2 a5 9.Be3 Be6 10.Nc3 Ng4 11.Bd2 Bc5 12.O-O O-O 13.Na4
Bd6 14.Nc5 Bc8 15.b4 axb4 16.axb4 Rxa1 17.Rxa1 b6 18.Na6 Qd7
19.b5 Nd8 20.h3 Nf6 21.d4 exd4 22.e5 Re8 23.Nb8 Qe7 24.exd6 Qxe2
25.d7 Bxd7 26.Nxd7 Ne4 27.Rf1 Qxb5 28.Qxc7 Ne6 29.Qb7 Nd6 30.Qa7
Nc8 31.Qb7 Nd6 1/2-1/2



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "5"]
[White "Yang, Ryan"]
[Black "Azar Sebastien"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "0"]
[BlackElo "2077"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.Nc3 Nc6 3.Bb5 Nd4 4.Bc4 e6 5.Nf3 a6 6.a4 Qc7 7.d3 Ne7
8.Nxd4 cxd4 9.Ne2 Nc6 10.O-O g6 11.f4 Bg7 12.Qe1 Na5 13.b3 Rb8
14.e5 b5 15.axb5 Nxc4 16.bxc4 axb5 17.Ba3 Bf8 18.Bxf8 Kxf8 19.Qb4+
Kg7 20.c5 Bb7 21.Nxd4 Rhc8 22.c6 dxc6 23.Qc5 Qd7 24.c3 b4 25.cxb4
Rd8 26.Nf3 Qxd3 27.Rad1 Qxd1 28.Rxd1 Rxd1+ 29.Kf2 Rd7 30.Ng5
Ra8 31.Kg3 Ra2 32.h3 h6 33.Ne4 Rd3+ 34.Kh2 Ba8 35.Nf6 1/2-1/2



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.21"]
[Round "5"]
[White "Han Johnathan (CAN)"]
[Black "Jaferian Koosha (IRI)"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2274"]
[BlackElo "2163"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3
e6 8.h5 Bh7 9.Bd3 Bxd3 10.Qxd3 Nf6 11.Bd2 c5 12.O-O-O Nc6 13.Bc3
Qd5 14.dxc5 Qxd3 15.Rxd3 Bxc5 16.Kb1 Rc8 17.a3 Ke7 18.Nd4 Nxd4
19.Bxd4 Bxd4 20.Rxd4 Rhd8 21.Rhd1 Rxd4 22.Rxd4 Rc5 23.b4 Rg5
24.Rc4 Kd6 25.Kb2 Rd5 26.Kb3 Nxh5 27.Ne4+ Ke7 28.Rc8 b6 29.Ra8
Rd7 30.Nc3 Nf4 31.Nb5 Nxg2 32.Nxa7 Kd6 33.c4 h5 34.a4 h4 35.a5
bxa5 36.c5+ Kd5 37.c6 Rc7 38.Rd8+ Ke4 39.b5 Rxa7 40.b6 Ra6 41.b7
Rb6+ 42.Ka4 h3 43.b8Q Rxb8 44.Rxb8 g5 45.c7 h2 46.Rb1 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Gordon David (CAN)"]
[Black "Ramesh, Sanjay"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2237"]
[BlackElo "0"]
[Annotator ""]
[Source ""]
[Remark ""]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 a6 5.a4 e6 6.Bg5 Nbd7 7.e3 Bd6
8.c5 Bc7 9.b4 e5 10.Be2 h6 11.Bh4 e4 12.Nd2 g5 13.Bg3 Nf8 14.Bxc7
Qxc7 15.O-O g4 16.f3 gxf3 17.gxf3 Rg8+ 18.Kh1 exf3 19.Bxf3 Be6
20.e4 Qf4 21.exd5 cxd5 22.b5 Qxd4 23.Nde4 Qe5 24.Nxf6+ Qxf6 25.Nxd5
Qd8 26.c6 bxc6 27.Nf6+ Qxf6 28.Bxc6+ Ke7 29.Rxf6 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "?"]
[White "Umayan, Vincent"]
[Black "Zhong Ryan Yunhui"]
[Result "1-0"]
[ECO "5"]
[WhiteElo "2100"]
[BlackElo "1955"]
[Annotator ""]
[Source ""]
[Remark ""]

1.d4 d5 2.c4 dxc4 3.e3 Nf6 4.Bxc4 e6 5.Nf3 a6 6.a3 b5 7.Ba2 Bb7
8.Nc3 Nbd7 9.b4 Ne4 10.Nxe4 Bxe4 11.O-O Nb6 12.Ne5 Bd6 13.Qg4
Bg6 14.f4 Bxe5 15.dxe5 O-O 16.Bb2 Qe7 17.Bd4 Rfd8 18.Rac1 Rd7
19.Qf3 Rb8 20.Bxb6 cxb6 21.e4 Rd2 22.Bb1 Qh4 23.Qe3 Rbd8 24.h3
h6 25.Rf2 R2d4 26.Rcf1 Bh7 27.f5 Qh5 28.fxe6 fxe6 29.Qxd4 Re8
30.Qd6 Bg6 31.Rf8+ Rxf8 32.Rxf8+ Kh7 33.Qxe6 Qd1+ 34.Kh2 h5 35.Qc8
Kh6 36.Rh8+ Kg5 1-0



[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "5"]
[White "Plotkin Victor (CAN)"]
[Black "Mao, Fengxi"]
[Result "1-0"]
[ECO "?"]
[WhiteElo "2267"]
[BlackElo "0"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 Na6 2.d4 c6 3.Nf3 Nc7 4.c4 d5 5.exd5 cxd5 6.Nc3 Nf6 7.Ne5
g6 8.cxd5 Bg7 9.Bc4 O-O 10.Qf3 e6 11.O-O Nfxd5 12.Rd1 Bd7 13.Bb3
Be8 14.Bd2 f6 15.Nd3 Bc6 16.Qh3 Re8 17.Rac1 Qe7 18.Re1 Qf7 19.Nxd5
Bxd5 20.Bf4 Nb5 21.Ba4 Bc6 22.Nb4 Nxd4 23.Nxc6 Nxc6 24.Be3 f5
25.b4 Rec8 26.Qh4 a5 27.b5 Nb4 28.Bb3 Nd5 29.Bd2 b6 30.Rc6 Rxc6
31.bxc6 Rc8 32.Qc4 Nc7 33.Rxe6 Kf8 34.Re8+ Qxe8 35.Qg8+ Ke7 36.Qxg7+
Kd6 37.Qf6+ Ne6 38.Bf4+ Kxc6 39.Bxe6 Kb5 40.Qe5+ Ka6 41.Bxc8+
Qxc8 42.h4 Qc4 43.a3 Qd3 44.Qe3 Qd1+ 45.Kh2 Qa4 46.g3 Qc2 47.Qd4
Kb5 48.Be3 Qc6 49.a4+ Ka6 50.Qd8 h6 51.Bxh6 Qxa4 52.Qa8+ Kb5
53.Qe8+ Kb4 54.Qxg6 Qb5 55.Be3 1-0

[Halldor P. Palsson]

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Gao, Lucy"]
[Black "Umayan, Vincent"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "0"]
[BlackElo "2100"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c6 1/2-1/2

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Jaferian Koosha (IRI)"]
[Black "Yang, Ryan"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2163"]
[BlackElo "0"]
[Annotator ""]
[Source ""]
[Remark ""]

1.Nf3 Nf6 2.b3 d5 3.Bb2 e6 4.e3 c5 5.c4 Nc6 6.cxd5 exd5 7.d4
Bg4 8.Be2 cxd4 9.Nxd4 Bb4+ 10.Bc3 Qa5 11.Bxb4 Qxb4+ 12.Qd2 Nxd4
13.exd4 Qxd2+ 14.Nxd2 Bxe2 15.Kxe2 O-O 16.f3 Rfc8 17.Rac1 Kf8
18.Kd3 Ke7 19.Rhe1+ Kd6 20.Nf1 g6 21.Ne3 h5 22.h4 Ne8 23.g4 Ng7
24.Ng2 Ne6 25.Rxc8 1/2-1/2

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Zhu Matthew"]
[Black "Mao, Fengxi"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2029"]
[BlackElo "0"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.Nf3 d6 3.Bb5+ Nd7 4.d4 cxd4 5.Qxd4 a6 6.Be2 Ngf6 7.c4
e5 8.Qe3 d5 9.exd5 Bc5 10.Qb3 O-O 11.O-O e4 12.Nfd2 Re8 13.Nc3
Bd4 14.Qd1 e3 15.fxe3 Bxe3+ 16.Kh1 Ne5 17.Nde4 Nfg4 18.Bxg4 Bxg4 1/2-1/2

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Reprintsev Alexander (UKR)"]
[Black "Wang Derek"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2353"]
[BlackElo "2013"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.b3 Nc6 3.Bb2 e6 4.Nf3 d5 5.exd5 exd5 6.Bb5 Nf6 7.Qe2+
Qe7 8.Bxf6 Qxe2+ 9.Kxe2 gxf6 10.c4 dxc4 11.bxc4 Bd7 12.Nc3 O-O-O
13.Rhe1 Rg8 14.Kf1 Be6 15.Re4 Rg4 16.Rae1 Nd4 17.Rxg4 Bxg4 18.Nxd4
Rxd4 19.Re8+ Rd8 20.Rxd8+ Kxd8 21.Ba4 Be6 22.d3 Be7 23.Bd1 a6
24.Bf3 b5 25.cxb5 axb5 26.Nxb5 Bxa2 27.Nc3 Be6 28.Bd5 Kd7 29.Bc4
Bd6 30.g3 Be5 31.Ne4 Bd4 32.Kg2 Ke7 33.f4 Bd7 34.Nd2 Ba4 35.Bd5
f5 36.Nf3 Bf6 37.Kf2 Bd7 38.Ke3 Be6 39.Bc4 Kd6 40.Ng5 h6 41.Bxe6
hxg5 42.Bxf7 Bd4+ 43.Kf3 g4+ 44.Kg2 Ke7 45.Bd5 Kf6 1/2-1/2

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Moses Neil"]
[Black "Labib Daniel"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "1912"]
[BlackElo "2113"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Be7 7.c3 d6
8.h3 O-O 9.O-O Na5 10.Bc2 c5 11.d4 Qc7 12.b3 cxd4 13.cxd4 Nc6
14.Bb2 Nb4 15.Bd3 d5 16.Ne1 dxe4 17.dxe5 exd3 18.exf6 Bxf6 19.Bxf6
gxf6 20.Qf3 Qe5 21.Qxa8 Qxa1 22.Qe4 Qxb1 23.Qxb4 Bf5 24.g4 Be6
25.Qd4 Qxa2 26.Qxd3 1/2-1/2

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Plotkin Victor (CAN)"]
[Black "Perez, Luis Manuel"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2267"]
[BlackElo "2411"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Be7 5.Nc3 d6 1/2-1/2

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Azar Sebastien"]
[Black "Dukic Zachary"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2077"]
[BlackElo "2401"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Nd5
Nxd5 8.exd5 Nb8 9.a4 Be7 10.Be2 O-O 11.Bd2 Nd7 12.O-O f5 13.c4
a6 14.Nc3 e4 15.a5 Ne5 16.b4 Bd7 17.Qb3 Qe8 18.f4 exf3 19.Bxf3
g5 20.Rae1 Qf7 21.Rxe5 dxe5 22.d6 Bxd6 23.Bd5 Be6 24.c5 Bxd5
25.Nxd5 Bxc5+ 26.bxc5 Rad8 27.Ne7+ Kh8 28.Qxf7 Rxf7 29.Bxg5 f4
30.Ng6+ hxg6 31.Bxd8 Kg7 32.Rd1 e4 33.Kf2 Kh6 34.Rd4 e3+ 35.Kf3
g5 36.Rd6+ Kh5 37.Rd5 Rg7 38.g3 e2 39.Kxe2 1-0

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Sambuev Bator (CAN)"]
[Black "Han Johnathan (CAN)"]
[Result "0-1"]
[ECO "E49"]
[WhiteElo "2483"]
[BlackElo "2274"]
[Annotator ""]
[Source ""]
[Remark ""]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3
dxc4 8.Bxc4 c5 9.Ne2 Qc7 10.Bd3 Nc6 11.Qc2 e5 12.d5 Nxd5 13.Bxh7+
Kh8 14.Bf5 Nf6 15.c4 Bxf5 16.Qxf5 Rad8 17.Bb2 Qd7 18.Qc2 Qd3
19.Qxd3 Rxd3 20.Nc1 Rd6 21.Nb3 Nd7 22.Ke2 Nb6 23.Nxc5 Nxc4 24.Bc3
b5 25.g4 a5 26.Rhb1 Rb8 27.h4 Rd5 28.Ne4 a4 29.h5 N6a5 30.Ra2
Nb3 31.Bb4 Rc8 32.Rc2 Re8 33.Nc3 Nd4+ 34.exd4 exd4+ 35.Kf3 dxc3
36.Rbc1 Rd3+ 37.Kg2 Re4 38.Rxc3 Rxg4+ 39.Kf1 Rxc3 40.Rxc3 Kh7
41.Rd3 Rg5 42.Rd7 f6 43.Bf8 Kg8 44.h6 Kxf8 45.h7 Rh5 46.Rd8+
Ke7 47.h8Q Rxh8 48.Rxh8 Nxa3 49.Rb8 Kd6 50.Ke2 Kc5 51.Kd3 Kb4
52.Rb7 g5 53.Rf7 Kb3 54.Rxf6 b4 55.Kd2 Nb1+ 56.Kc1 Nc3 57.Rg6
a3 58.Rxg5 a2 59.Ra5 Na4 60.Rxa4 Kxa4 61.Kb2 b3 0-1

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Gao Raymond (CAN)"]
[Black "Gordon David (CAN)"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2111"]
[BlackElo "2237"]
[Annotator ""]
[Source ""]
[Remark ""]

1.e4 d5 2.exd5 Nf6 3.Nf3 Bg4 4.d4 Qxd5 5.Nc3 Qf5 6.Be2 Nc6 7.h3
Bxf3 8.Bxf3 Rd8 9.Bxc6+ bxc6 10.Qe2 e6 11.Qc4 Qxc2 12.Qxc6+ Rd7
13.Qa8+ Rd8 14.Qc6+ Rd7 15.O-O Bb4 16.Bg5 Bxc3 17.Qa8+ Rd8 18.Qc6+
Rd7 19.Bxf6 gxf6 20.bxc3 Rg8 21.Rab1 Rg5 22.Rb8+ Ke7 23.c4 Qxa2
24.d5 Qa3 25.Qa8 f5 26.Re8+ Kf6 27.dxe6 fxe6 28.Re1 Re7 29.Rf8+
Rf7 30.Re8 Re7 31.Rf8+ Rf7 32.Rxe6+ Kxe6 33.Qd5+ Kf6 34.Qxf7+
Ke5 35.Qd5+ Kf4 36.Qd4# 1-0

[Event "Ontario Open"]
[Site "Ottawa (Canada)"]
[Date "2023.05.22"]
[Round "6"]
[White "Ramesh, Sanjay"]
[Black "Jutras, Marc Andre"]
[Result "1-0"]
[ECO "D18"]
[WhiteElo "0"]
[BlackElo "1934"]
[Annotator ""]
[Source ""]
[Remark ""]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4
Bb4 8.O-O Nbd7 9.Qe2 Bg6 10.Rd1 O-O 11.Bd3 a6 12.Bxg6 hxg6 13.e4
Bxc3 14.bxc3 Qa5 15.e5 Nh7 16.Rd3 Rfe8 17.Qe4 Qd5 18.Nd2 Rad8
19.Qh4 f5 20.Rh3 Ndf8 21.Nf3 g5 22.Nxg5 Qxe5 23.Bf4 Qf6 24.Qh5
Qg6 25.Qh4 Nxg5 26.Bxg5 Rd7 27.Bf4 Rc8 28.Be5 c5 29.Qh8+ Kf7
30.Rg3 1-0