[Event "04"] [Site "Mar del Plata"] [Round "0"] [White "Czerniak"] [Black "Eliskases"] [Result "1/2-1/2"] [FEN "1k6/1P3ppp/P1n1r1r1/8/3Pq3/1Q4PP/5P2/RR4K1 w - - 0 37"] {The attacker can also slip up; a miraculous triump for the defence} 37. a7+ { This looks a clever move, but appearances are deceptive.} (37. d5) 37... Nxa7 38. Rxa7 Rb6 $3 39. Qxb6 Rxg3+ 40. fxg3 Qe3+ { The White King has no escape from perpetual check} 1/2-1/2