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D46 QGD semi-Slav: 6.Bd3( 1.d4 d5 2.c4 e6 3.Nb1c3 Ng8f6 4.Ng1f3 c6 5.e3 Nb8d7 6.Bf1d3) D46 QGD semi-Slav: Bogolyubov variation( 1.d4 d5 2.c4 e6 3.Nb1c3 Ng8f6 4.Ng1f3 c6 5.e3 Nb8d7 6.Bf1d3 Bf8e7) D46 QGD semi-Slav: Romih variation( 1.d4 d5 2.c4 e6 3.Nb1c3 Ng8f6 4.Ng1f3 c6 5.e3 Nb8d7 6.Bf1d3 Bf8b4) D46 QGD semi-Slav: Chigorin defence( 1.d4 d5 2.c4 e6 3.Nb1c3 Ng8f6 4.Ng1f3 c6 5.e3 Nb8d7 6.Bf1d3 Bf8d6) Thanks to Franz Hemmer franz@hemsoft.ping.dk |