Queen supports Black pawn breaks c5/e5 Lasker vs Capablanca, 1935  (C15) French, Winawer, 64 moves, 1-0 d5 push ends in Qside pawn storm Spassky vs O'Kelly, 1969  (C10) French, 44 moves, 1-0 Solving the c5 problem Steinitz vs G Marco, 1896  (D31) Queen's Gambit Declined, 33 moves, 1-0 3 games