Lajos Portisch – Mikhail Tal , Candidates Match 1965 : 1 . Nf3 c5 2 @.@  c4 Nc6 3 . Nc3 Nf6 4 @.@  g3 g6 5 . Bg2 Bg7ed 6 . 0 @-@ 0 0 @-@ 0 7 @.@  d3 a6 8 @.@  a3 Rb8 9 . Rb1 b5ed 10 @.@  cxb5 axb5 11 @.@  b4 cxb4 12 @.@  axb4 d6 13 . Bd2 Bd7 Once again , White is on move in a symmetrical position , but it is not obvious what he can do with his first @-@ move initiative . Soltis write , " It 's ridiculous to think Black 's position is better . But Mikhail Tal said it is easier to play . By moving second he get to see White 's move and then decide whether to match it . " 14.Qc1 Here , Soltis write that Black could maintain equality by keeping the symmetry : 14 ... Qc8 15.Bh6 Bh3 . Instead , he play to prove that White 's queen is misplaced . 14 ... Rc8 ! 15.Bh6 Nd4 ! Threatening 16 ... Nxe2 + . 16.Nxd4 Bxh6 17.Qxh6 Rxc3 18.Qd2 Qc7 19.Rfc1 Rc8 Although the pawn structure is still symmetrical , Black 's control of the c @-@ file give him the advantage . Black ultimately reached an endgame two pawns up , but White managed to hold a draw in 83 moves .