Moreover , symmetrical positions may be disadvantageous to White in that he have to commit himself first . Watson note that it is even difficult for White to play noncommittally in a symmetrical position , since almost every move have certain drawbacks . Fischer once went so far as to claim that after 1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7ed 4 @.@ 0 @-@ 0 0 @-@ 0 5.d3 d6 ( Reinhard – Fischer , Western Open 1963 ) , " ' Believe it or not , ' Black stand better ! Now , whatever White do , Black will vary it and get an asymmetrical position and have the superior position due to his better pawn structure ! " However , GM Paul Keres responded in CHESS magazine , " We just don 't believe it ! " In symmetrical positions , as the Hodgson – Arkell and Portisch – Tal games discussed below illustrate , Black can continue to imitate White as long as he find it feasible and desirable to do so , and deviate when that cease to be the case .