May 22, 2025 – May 26, 2025
SwissSys Standings. CCA_CHI25: OP-5
| # | Name | Rating | Fed | Total | Prize |
| 1 | GM Semen Khanin | 2576 | FID | 8.0 | 10300.00 |
| 2 | GM Jianchao Zhou | 2585 | USA | 7.0 | 5000.00 |
| 3 | GM Cristhian Cruz | 2472 | PER | 6.5 | 1240.00 |
| 4 | IM Samrug Narayanan | 2432 | USA | 6.5 | 1240.00 |
| 5 | GM Bharathakoti Harsha | 2532 | IND | 6.5 | 1240.00 |
| 6 | GM Emilio Cordova Daza | 2513 | PER | 6.5 | 1240.00 |
| 7 | IM Sam A Schmakel | 2449 | USA | 6.5 | 1240.00 |
| 8 | IM Anthony Atanasov | 2402 | CAN | 6.0 | 216.67 |
| 9 | IM Sebastian Kostolansky | 2402 | SVK | 6.0 | 216.67 |
| 10 | FM Tugstumur Yesuntumur | 2396 | MGL | 6.0 | 1500.00 |
| 11 | FM Sharvesh R Deviprasath | 2420 | USA | 6.0 | 216.67 |
| 12 | IM Jason Liang | 2378 | USA | 6.0 | 1500.00 |
| 13 | GM Alvar Alonso Rosell | 2550 | ESP | 6.0 | 216.67 |
| 14 | IM Craig Hilby | 2412 | USA | 6.0 | 216.67 |
| 15 | GM Lazaro Bruzon Batista | 2556 | USA | 6.0 | 216.67 |
| 16 | GM John Michael Burke | 2577 | USA | 5.5 | |
| 17 | GM Fidel Corrales Jimenez | 2543 | USA | 5.5 | |
| 18 | IM Nico Werner Chasin | 2446 | USA | 5.5 | |
| 19 | GM Alexander Fishbein | 2377 | USA | 5.5 | |
| 20 | Andrew Lewis Titus | 2176 | USA | 5.5 | |
| 21 | GM Robby Kevlishvili | 2541 | NED | 5.5 | |
| 22 | FM Dachey Lin | 2307 | USA | 5.5 | |
| 23 | GM Nikola Mitkov | 2387 | MKD | 5.5 | |
| 24 | Naveen Prabhu | 2196 | USA | 5.5 | |
| 25 | Thomas Kung | 2183 | USA | 5.5 | |
| 26 | IM Tianqi Wang | 2355 | USA | 5.5 | |
| 27 | GM Victor Mikhalevski | 2513 | ISR | 5.5 | |
| 28 | GM Ehsan Ghaemmaghami | 2427 | IRI | 5.5 | |
| 29 | FM Andrew Jing | 2254 | USA | 5.0 | |
| 30 | IM Keaton Kiewra | 2269 | USA | 5.0 |
itd.
Burke,John M (2577) – Tugstumur,Yesuntumur (2396)
34th Annual Chicago Open Wheeling, Illinois, US (3), 24.05.2025
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Qd2 Nf6 8.0–0–0 Be7 9.f3 d6 10.g4 h6 11.h4 b5 12.Nxc6 Qxc6 13.Rg1 Nd7 14.g5 hxg5 15.Bxg5 Nf6 16.Bd3 e5 17.Nd5 Be6 18.Nxe7 Kxe7 19.f4 Rac8 20.fxe5 dxe5 21.Rdf1 Bc4 22.Bxc4 Qxc4 23.Kb1 Rc6 24.h5 Rhc8 25.h6 gxh6 26.Bh4 Rd6 27.Qf2 Rcc6 28.Rg3 Qxe4 29.Rf3 Qg6 30.a3 e4 31.Rf5 Re6 32.Qf4 Rcd6
33.Rxf6 Rxf6 34.Qe5+ Kd7 35.Bxf6 e3 36.Qe7+ Kc6 37.Qxe3 Kd5 1–0
Burke,John M (2577) – Khanin,Semen (2576)
34th Annual Chicago Open Wheeling, Illinois, US (5), 24.05.2025
1.c4 e6 2.Nc3 d5 3.d4 Nf6 4.cxd5 exd5 5.Bg5 c6 6.Qc2 Bd6 7.e3 Nbd7 8.Nf3 0–0 9.Bd3 h6 10.Bh4 Re8 11.0–0 Nf8 12.Ne5 Bxe5 13.dxe5 Rxe5 14.e4 Rh5 15.Bg3 Nxe4 16.Nxe4 dxe4 17.Bxe4 Qf6 18.a4 Bf5 19.Qe2 Bg6 20.Bf3 Rc5 21.b4 Rc2 22.Qe5 Qxe5 23.Bxe5 Re8 24.Bd4 Rc4 25.Bxa7 Rxb4 26.a5 Ne6 27.Rfe1 Ra8 28.Bb6 Nd4 29.Bxd4 Rxd4 30.Re7 Rb4 31.h4 Bf5 32.h5 Kf8 33.Re3 Be6 34.Be2 c5 35.Bf3 Rb5 36.Rea3 c4 37.Be2 Rc8 38.Rc1 Rb3 39.Ra4 c3 40.Bd3
40…c2 0–1
Narayanan,Samrug (2432) – Corrales Jimenez,Fidel (2543)
34th Annual Chicago Open Wheeling, Illinois, US (5), 24.05.2025
1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.c4 Nc6 6.d4 cxd4 7.Nxd4 g6 8.Nc3 Bg7 9.Be3 Nf6 10.f3 0–0 11.0–0 a6 12.Qd3 Rac8 13.b3 Qc7 14.Rac1 e6 15.Nxc6 Qxc6 16.Rfd1 Rfd8 17.Na4 Qe8 18.Nb6 Rb8 19.b4 Bf8 20.a4 d5 21.Qc3 Bg7 22.Bd4 e5 23.Bc5 d4 24.Qd3 Nd7 25.Nxd7 Qxd7 26.Bb6 Rdc8 27.b5 Ra8 28.c5 axb5 29.axb5 h5 30.Qb3 Bh6 31.Rb1 Qe7 32.Ra1 Be3+ 33.Kh1 Qh4 34.g3 Qf6 35.Kg2 h4 36.Qd5 Kg7 37.Qd7 Rh8 38.Qg4 h3+ 39.Kf1 Qe7 40.Ra7 Rxa7 41.Bxa7 Ra8 42.Bb6 Ra2 43.Qxh3 Qe8 44.Rb1
44…Ra1 45.Rxa1 Qxb5+ 46.Ke1 Qb4+ 47.Kf1 Qb2 0–1
Chasin,Nico (2446) – Hilby,Craig (2412)
34th Annual Chicago Open Wheeling, Illinois, US (5), 25.05.2025
1.Nf3 Nf6 2.d4 d5 3.c4 e6 4.g3 dxc4 5.Bg2 c6 6.a4 Bb4+ 7.Bd2 a5 8.Qc2 Bxd2+ 9.Nbxd2 b5 10.b3 cxb3 11.Nxb3 0–0 12.0–0 b4 13.e4 Ba6 14.Rfe1 Nbd7 15.Qxc6 Nb6 16.Qc5 Nc4 17.Ne5 Nd7 18.Nxd7 Qxd7 19.Qh5 Na3 20.Rac1 Qxa4 21.Nc5 Qe8 22.e5 Ra7 23.d5 Bc4 24.Ne4 Qd8 25.d6 b3 26.Nd2 Bd3 27.Nxb3 Nc2 28.Red1 Bg6 29.Qe2 Nb4 30.Nc5 Qb6 31.d7 Rd8 32.Rd6 Qb8 33.Qd2 Kf8 34.Nb7 Rxb7 35.Bxb7 Qxb7
36.Rc8 Ke7 37.Rxd8 Kxd8 38.Qg5+ 1–0
Corrales Jimenez,Fidel (2543) – Cruz,Cristhian (2472)
34th Annual Chicago Open Wheeling, Illinois, US (6), 25.05.2025
1.e4 c6 2.d4 d5 3.e5 c5 4.dxc5 e6 5.Nf3 Bxc5 6.Bd3 Nc6 7.0–0 f6 8.Qe2 fxe5 9.Nxe5 Nxe5 10.Qxe5 Nf6 11.Bb5+ Kf7 12.Nd2 a6 13.Ba4 Rf8 14.Nf3 Kg8 15.Qe2 Qc7 16.c3 Ng4 17.g3 Qf7 18.Bd1 e5 19.Kg2 Nxf2 20.Ng5 Qg6 21.Bb3 Bg4 22.Qxe5
22...Qxg5 23.Bxd5+ Kh8 24.Bxg5 Bh3+ 25.Kg1 Nd1+ 26.Rf2 Rxf2 27.Bg2 Re2+ 28.Qxc5 Re1+ 0–1