White Elo Black Elo ECO Year Res. #       Colas, Joshua 2366 Brattain, Mika A 2364 E62 2017 ½-½ 59 Colas, Joshua 2240 Tillis, Bryan E62 2018 1-0 54 Colas, Joshua 2255 Koval, Artem 2263 E62 2020 0-1 28 Colas, Joshua 2232 Jarocka, Liwia 2208 E62 2023 1-0 50 Colas, Joshua 2224 Zhao, Alex 2043 E62 2024 ½-½ 42 Page 1
Colas, Joshua (2366) - Brattain, Mika A (2364) - USA-ch U20 (7), Saint Louis, 2017 E62 1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.d4 Nc6 7.Nc3 e5 8.dxe5 dxe5 9.Bg5 Be6 10.Qc1 Qc8 11.Rd1 Nd7 12.Nd5 f6 13.Be3 Re8 14.h4 Ne7 15.Nxe7+ Rxe7 16.Nd2 f5 17.Nf3 e4 18.Ng5 Ne5 19.c5 Kh8 20.Bd4 Bg8 21.Qc3 Qf8 22.Qb4 c6 23.Bc3 Rd8 24.Qa5 Red7 25.Rxd7 Rxd7 26.Qxa7 Ng4 27.Qa3 Rd5 28.Rc1 Ne5 29.b4 Qd8 30.Qa4 h6 31.Nh3 g5 32.hxg5 hxg5 33.Qc2 Bh7 34.Re1 Bg6 35.Qc1 Nf7 36.f3 exf3 37.exf3 Rd3 38.Bxg7+ Kxg7 39.Nf2 Qd4 40.Qa1 Qxa1 41.Rxa1 Rd4 42.a3 Kf6 43.Rd1 Rxd1+ 44.Nxd1 Ke5 45.Kf2 f4 46.gxf4+ gxf4 47.Nc3 Bd3 48.Bh3 Kd4 49.Ne2+ Bxe2 50.Kxe2 Kc3 51.Be6 Ne5 52.Bc8 Nc4 53.Bxb7 Nxa3 54.Bxc6 Kxb4 55.Kd3 Kxc5 56.Ba8 Nc4 57.Ke4 Nd2+ 58.Kxf4 Nxf3 59.Kxf3 ½-½	Search games Games: 10675260 / Last update: 06 Aug 2025 GamePositionEndgames White Black Ignore colours ECO Year Result All 1-0 0-1 ½-½ Event Site Click below to set up a position to search for Set position Click the button below to select an endgame type
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