[Event "Ch World (match)"] [Site "masterchessopen.com – Netherlands"] [Round "4"] [White "Euwe Max (NED)"] [Black "Alekhine Alexander A (RUS)"] [Result "0-1"] [ECO "D81"] [Opening "Gruenfeld: Early Russian Variation"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Qb3 dxc4 5.Qxc4 Bg7 6.Bf4 c6 7.Rd1 Qa5 8.Bd2 b5 9.Qb3 b4 10.Na4 Na6 11.e3 Be6 12.Qc2 O-O 13.b3 Rab8 14.Bd3 Rfc8 15.Ne2 c5 { ! } 16.Bxa6 Qxa6 17.Nxc5 Qb5 { ? } 18.Nf4 ( { ? } 18.e4 Nd7 19.Be3 Bxd4 20.Nxd4 ) 18...Bg4 { ! } 19.f3 e5 { ! } 20.Nfd3 exd4 { ! } 21.fxg4 dxe3 22.Bxe3 Nxg4 23.Bf4 Bc3+ 24.Rd2 Rxc5 { ! } 25.Nxc5 Qxc5 26.Bxb8 Qe7+ { ! } 27.Kd1 Ne3+ 28.Kc1 Nxc2 29.Rxc2 h5 30.Rd1 Bg7 31.h3 a5 32.Bf4 Qe4 33.Bc7 Qe3+ 34.Kb1 a4 { ! } 35.bxa4 b3 36.axb3 Qxb3+ 37.Kc1 Bh6+ 38.Rdd2 Qxa4 39.Be5 Kh7 40.Bc3 Qb5 { ! } 41.Bd4 Qe2 42.g4 Qe1+ 43.Kb2 Bxd2 44.Rc8 Bc1+ {#R} 0-1