Kotov vs Gligoric, 1947  (D58) Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst, 42 moves, 1-0 Lilienthal vs Flohr, 1935  (D41) Queen's Gambit Declined, Semi-Tarrasch, 41 moves, 1/2-1/2 Euwe vs K Jutte, 1927  (C54) Giuoco Piano, 22 moves, 1-0 Topalov vs Kramnik, 2006   (D12) Queen's Gambit Declined Slav, 39 moves, 1-0 4 games