rnbqkb1r/pp3ppp/4pn2/2p5/2BP4/4PN2/PP3PPP/RNBQK2R w KQkq - 0 6 ; D26 Queen's Gambit Accepted: Classical Defense
rnbqkb1r/pp3ppp/4pn2/2p5/2BP4/4PN2/PP3PPP/RNBQ1RK1 b kq - 1 6 ; D26 Queen's Gambit Accepted: Classical Defense, Normal Line
r1bqkb1r/pp3ppp/2n1pn2/2p5/2BP4/4PN2/PP3PPP/RNBQ1RK1 w kq - 2 7 ; D26 Queen's Gambit Accepted: Classical Defense, Steinitz Variation, Development Variation
rnbqkb1r/pp3ppp/4pn2/8/2Bp4/4PN2/PP3PPP/RNBQ1RK1 w kq - 0 7 ; D26 Queen's Gambit Accepted: Classical Defense, Steinitz Variation, Exchange Variation
rnbqkb1r/1p3ppp/p3pn2/2p5/2BP4/4PN2/PP3PPP/RNBQ1RK1 w kq - 0 7 ; D27 Queen's Gambit Accepted: Classical Defense, Main Line
rnbqkb1r/1p3ppp/p3pn2/2p5/2BP4/2N1PN2/PP3PPP/R1BQ1RK1 b kq - 1 7 ; D27 Queen's Gambit Accepted: Classical Defense, Main Line
rnbqkb1r/1p3ppp/p3pn2/2p5/P1BP4/4PN2/1P3PPP/RNBQ1RK1 b kq - 0 7 ; D27 Queen's Gambit Accepted: Classical Defense, Rubinstein Variation
rnbq1rk1/1p2bppp/p3pn2/2p5/P1BP4/2N1PN2/1P3PPP/R1BQ1RK1 w - - 0 9 ; D27 Queen's Gambit Accepted: Classical Defense, Rubinstein Variation
rnbqkb1r/1p3ppp/p3pn2/2p5/2BPP3/5N2/PP3PPP/RNBQ1RK1 b kq - 0 7 ; D27 Queen's Gambit Accepted: Classical Defense, Russian Gambit
rnbqkb1r/1p3ppp/p3pn2/2p5/2BP4/4PN2/PP2QPPP/RNB2RK1 b kq - 1 7 ; D28 Queen's Gambit Accepted: Classical Defense, Alekhine System
rnbqkb1r/5ppp/p3pn2/1pp5/2BP4/4PN2/PP2QPPP/RNB2RK1 w kq - 0 8 ; D28 Queen's Gambit Accepted: Classical Defense, Alekhine System
rn1qkb1r/1b3ppp/p3pn2/1pp5/3P4/1B2PN2/PP2QPPP/RNB2RK1 w kq - 2 9 ; D29 Queen's Gambit Accepted: Classical Defense, Alekhine System, Main Line
rn1qkb1r/1b3ppp/p3pn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1B2RK1 b kq - 3 9 ; D29 Queen's Gambit Accepted: Classical Defense, Alekhine System, Main Line
r2qk2r/1b1n1ppp/p2bpn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1BR2K1 w kq - 6 11 ; D29 Queen's Gambit Accepted: Classical Defense, Alekhine System, Smyslov Variation