White Elo Black Elo ECO Year Res. #       Chen, Derek1 1400 Ma, Andrew 1486 B84 2018 1-0 77 Yuen, Noah Nathaniel 1594 Ma, Andrew 1575 D35 2018 1-0 45 Page 1
Chen, Derek1 (1400) - Ma, Andrew (1486) - Ontario-ch U20 U1800 (4), Mississauga, 2018 B84 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e6 7.Be3 Be7 8.O-O b5 9.a3 Bb7 10.f3 Nc6 11.Qd2 O-O 12.Rad1 Rc8 13.Nxc6 Bxc6 14.Bd3 d5 15.e5 Nd7 16.f4 Bc5 17.b4 Bxe3+ 18.Qxe3 Qb6 19.Qxb6 Nxb6 20.Be2 Bb7 21.Rd3 g6 22.Rc1 Rc7 23.Nd1 Rfc8 24.c3 Nc4 25.Ra1 Nb6 26.Kf1 Na4 27.Rc1 d4 28.Rxd4 Nxc3 29.Nxc3 Rxc3 30.Rxc3 Rxc3 31.Rd3 Rxd3 32.Bxd3 Kg7 33.g3 f6 34.Kf2 fxe5 35.fxe5 Kf7 36.Ke3 Ke7 37.h4 Bg2 38.h5 gxh5 39.Bxh7 Kf7 40.Kd4 Kg7 41.Bd3 Kh6 42.Kc5 Kg5 43.Kb6 Kg4 44.Bg6 Kxg3 45.Bxh5 Kf4 46.Be2 Kxe5 47.Kxa6 Kd4 48.Kxb5 e5 49.a4 Ke3 50.Bc4 Kd2 51.a5 e4 52.a6 e3 53.a7 e2 54.Bxe2 Kxe2 55.Ka6 Kd3 56.b5 Kd4 57.b6 Bf1+ 58.Kb7 Ke5 59.Kc7 Bg2 60.b7 Bxb7 61.Kxb7 Kd5 62.a8=Q Ke5 63.Qd8 Ke4 64.Qd6 Kf5 65.Qe7 Kf4 66.Qe6 Kf3 67.Qe5 Kg4 68.Qf6 Kg3 69.Qf5 Kg2 70.Qf4 Kh3 71.Qg5 Kh2 72.Qg4 Kh1 73.Kc6 Kh2 74.Kd5 Kh1 75.Ke4 Kh2 76.Kf3 Kh1 77.Qg2# 1-0	Search games Games: 10658164 / Last update: 23 Jul 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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