[Event "Ch World (match) (cand.) (1/4)"] [Site "masterchessopen.com Porec (Croatia)"] [Round "3"] [White "Portisch Lajos (HUN)"] [Black "Larsen Bent (DEN)"] [Result "1/2-1/2"] [WhiteElo "2523"] [BlackElo "2415"] [ECO "E47"] [Opening "Nimzo-Indian: 4.e3 O-O 5.Bd3"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 c5 6.Nf3 d5 7.O-O Nc6 8.a3 dxc4 9.Bxc4 Ba5 10.Qd3 a6 11.a4 { ? } 11...Bd7 12.dxc5 Qe7 13.e4 ( 13.Qd6 Qxd6 14.cxd6 Rfd8 15.Rd1 Be8 ) 13...Qxc5 14.Be3 Qh5 15.Bf4 Rac8 { ! } 16.Rac1 Rfd8 17.Bg3 { ? } 17...Be8 18.Qb1 Nd4 19.Nxd4 Rxc4 20.Nde2 Nxe4 { ! } 21.Nxe4 Qxe2 22.Nd6 Rxc1 23.Qxc1 Bc6 24.Qg5 Qd2 25.Bf4 Qd5 26.Nc4 Qxg5 27.Bxg5 Rd5 28.Nxa5 Rxa5 29.Bd2 Rxa4 30.Bc3 h5 31.Rd1 Rg4 32.g3 Ra4 33.f4 Kh7 34.Re1 Bd5 35.Kf2 f6 36.h4 Kg6 37.Re3 Kf5 38.Re1 b6 39.Rd1 a5 40.Re1 b5 41.Re2 {#d} 1/2-1/2