White Elo Black Elo ECO Year Res. #       Costa, Am 1795 Cosman, A 2198 B33 2021 0-1 54 Cayetano, Juan 2091 Cosman, A 2198 E76 2021 0-1 47 Cordeiro da Silva, Fel... 2174 Cosman, A 2198 B30 2021 0-1 76 Matasaru, Stephanie 1861 Cosman, A 2127 B90 2022 0-1 53 Voiteanu, G 2189 Cosman, A 2120 A60 2022 0-1 32 Mihailidou, Magdalini 1804 Cosman, A 2155 B90 2022 0-1 48 Mihajlovic, Milena 2093 Cosman, A 2186 A04 2022 0-1 39 Berke, A 2176 Cosman, A 2186 B52 2022 0-1 49 Page 1
Costa, Am (1795) - Cosman, A (2198) - Perez Chess Open 2023 (5.10), Perez, Santa Fe ARG, 2021 B33 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.Nd5 Be7 10.Bxf6 Bxf6 11.c3 Bg5 12.Nc2 O-O 13.Qh5 g6 14.Qf3 f5 15.h4 fxe4 16.Qxe4 Bf5 17.Qe2 Bxh4 18.g3 Bg5 19.Bg2 Rb8 20.Nce3 Be6 21.Be4 Qd7 22.Qd3 Bxe3 23.Qxe3 Ne7 24.O-O-O Nxd5 25.Bxd5 Bxd5 26.Rxd5 Qc7 27.Rhd1 Rf6 28.Qg5 Rbf8 29.Qh4 Qb6 30.Qb4 Qxf2 31.Rxd6 Qxg3 32.Rxf6 Qg5+ 33.Kc2 Qxf6 34.Rd6 Qf5+ 35.Kb3 Qf4 36.Rxa6 Qxb4+ 37.cxb4 Re8 38.Kc3 e4 39.Kd2 Kg7 40.Ra7+ Kh6 41.Ke3 g5 42.Ra5 Kh5 43.Rxb5 Kg4 44.a4 h5 45.Rc5 h4 46.Rc1 h3 47.b5 h2 48.b6 Kh3 49.a5 g4 50.b7 g3 51.Rc8 h1=Q 52.Rxe8 Qe1+ 53.Kf4 Qf1+ 54.Ke3 Qf2+ 0-1	Search games Games: 10666599 / Last update: 30 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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