57 ... Ne3-f5 Black f5-knight,e2-king dominate e1-h4 diagonal A Saidy vs Fischer, 1964  (A33) English, Symmetrical, 56 moves, 0-1 Shirov's bishop proves much stronger than Ivanchuks' knight Shirov vs Ivanchuk, 2009  (C80) Ruy Lopez, Open, 49 moves, 1-0 2 games