22 ... Nb4-d5?! White c4-pawn pinned to White f4-queen defender Marshall vs Capablanca, 1931  (E16) Queen's Indian, 36 moves, 0-1 22 Nc3-e4 Black f6-knight pinned to Black f8-bishop defender Spassky vs Petrosian, 1969  (B94) Sicilian, Najdorf, 24 moves, 1-0 24 Bb3-a4? reinforces pin on d7-bishop of e7-knight defender Svidler vs Caruana, 2010  (C78) Ruy Lopez, 41 moves, 1/2-1/2 14 e7-e5! White d4-pawn pinned against d1-rook defender of d3 R Leitao vs Caruana, 2010  (D76) Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6, 24 moves, 0-1 38 e4-e5! White d5-rook pins Black d6-pawn to d7-rook defender Tiviakov vs Anand, 2012  (B51) Sicilian, Canal-Sokolsky (Rossolimo) Attack, 50 moves, 1-0 PINS AGAINST DEFENDERS: 26 Nc3xd5!; TUROTG: PCB 27 Rf2xf7!; Dubov vs Potkin, 2012  (D10) Queen's Gambit Declined Slav, 26 moves, 1-0 6 games