The double Knight sac at d7? Brilliant. Stanishevsky vs Nikonov, 1981  (B30) Sicilian, 33 moves, 1-0 22... Rh8!! pries the Queen off the b1-h7 diagonal, Geller vs Euwe, 1953  (E26) Nimzo-Indian, Samisch, 26 moves, 0-1 21. Bf4!! pretty much ends all resistance. Balashov vs Miles, 1978  (D24) Queen's Gambit Accepted, 29 moves, 1-0