Ch 1 G1 . A little about strategies and tactics http://www.geoc M Bonch-Osmolovsky vs B Baranov, 1953  (C43) Petrov, Modern Attack, 21 moves, 1-0 ch3 Tying and Pinning 28...Rf8 V Makogonov vs V Chekhover, 1937  (E32) Nimzo-Indian, Classical, 37 moves, 0-1 Ch3 The imaginary pin De Legal vs Saint Brie, 1750  (C41) Philidor Defense, 7 moves, 1-0 Ch3 tying and pinning "an imaginary pin" play Bg1! von Popiel vs G Marco, 1902  (C41) Philidor Defense, 36 moves, 1-0 Ch 4 Combined Attack 11......nd5+ A Nimzowitsch vs Alekhine, 1931   (B13) Caro-Kann, Exchange, 36 moves, 0-1 5 games