rnbqkb1r/pp3ppp/2p1pn2/6B1/2pPP3/2N2N2/PP3PPP/R2QKB1R b KQkq - 0 6 ; D44 Semi-Slav Defense: Botvinnik Variation
rnbqkb1r/p4p2/2p1pn1p/1p2P1N1/2pP3B/2N5/PP3PPP/R2QKB1R b KQkq - 0 9 ; D44 Semi-Slav Defense: Botvinnik Variation
rnbqkb1r/p4p2/2p1p2p/1p1nP1N1/2pP3B/2N5/PP3PPP/R2QKB1R w KQkq - 1 10 ; D44 Semi-Slav Defense: Botvinnik Variation, Alatortsev System
rnbqkb1r/p4p2/2p1pP1p/1p2N3/2pP3p/2N5/PP3PPP/R2QKB1R b KQkq - 1 10 ; D44 Semi-Slav Defense: Botvinnik Variation, Ekstrom Variation
r1bqkb1r/p2n1p2/2p1pn2/1p2P1B1/2pP4/2N3P1/PP3P1P/R2QKB1R b KQkq - 0 11 ; D44 Semi-Slav Defense: Botvinnik Variation, Lilienthal Variation
r1bqkb1r/p2n1p2/2p1pn2/1p2P1B1/2pP4/2N2Q2/PP3PPP/R3KB1R b KQkq - 2 11 ; D44 Semi-Slav Defense: Botvinnik Variation, Szabo Variation