r1bqkb1r/pp2pppp/2np1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R b KQkq - 4 6 ; B60 Sicilian Defense: Richter-Rauzer Variation
r1bqkb1r/pp2pp1p/2np1np1/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq - 0 7 ; B60 Sicilian Defense: Richter-Rauzer Variation, Dragon Variation
r2qkb1r/pp1bpppp/2np1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq - 5 7 ; B60 Sicilian Defense: Richter-Rauzer Variation, Modern Variation
r2qkb1r/pp1bpppp/2np1n2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R b KQkq - 3 7 ; B61 Sicilian Defense: Richter-Rauzer Variation, Modern Variation
r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq - 0 7 ; B62 Sicilian Defense: Richter-Rauzer Variation
r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2NQ4/PPP2PPP/R3KB1R b KQkq - 1 7 ; B62 Sicilian Defense: Richter-Rauzer Variation
r1bqkb1r/pp3ppp/2Nppn2/6B1/4P3/2N5/PPP2PPP/R2QKB1R b KQkq - 0 7 ; B62 Sicilian Defense: Richter-Rauzer Variation, Exchange Variation
r1bqkb1r/pp3ppp/2nppn2/6B1/4P3/1NN5/PPP2PPP/R2QKB1R b KQkq - 1 7 ; B62 Sicilian Defense: Richter-Rauzer Variation, Podebrady Variation
r1bqkb1r/pp3ppp/2nppn2/1B4B1/3NP3/2N5/PPP2PPP/R2QK2R b KQkq - 1 7 ; B62 Sicilian Defense: Richter-Rauzer Variation, Vitolins Variation
r1bqk2r/pp2bppp/2nppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq - 2 8 ; B63 Sicilian Defense: Richter-Rauzer Variation, Classical Variation
r1bqk2r/4bppp/p2ppn2/1p4B1/3QPP2/2N5/PPP3PP/2KR1B1R w kq - 0 11 ; B63 Sicilian Defense: Richter-Rauzer Variation, Classical Variation, Kantscher Line
r1b1kb1r/pp3ppp/1qnppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq - 2 8 ; B63 Sicilian Defense: Richter-Rauzer Variation, Ivanov Variation
r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R b KQkq - 1 7 ; B63 Sicilian Defense: Richter-Rauzer Variation, Traditional Variation
r1bq1rk1/pp2bppp/2np1n2/4p1B1/3NPP2/2N5/PPPQ2PP/2KR1B1R w - - 0 10 ; B64 Sicilian Defense: Richter-Rauzer Variation, Classical Variation
r1bq1rk1/pp2bppp/2nppn2/6B1/3NPP2/2N5/PPPQ2PP/2KR1B1R b - - 0 9 ; B64 Sicilian Defense: Richter-Rauzer Variation, Classical Variation
r1bq1rk1/pp2bppp/3ppn2/6B1/3QPP2/2N5/PPP3PP/2KR1B1R b - - 0 10 ; B65 Sicilian Defense: Richter-Rauzer Variation, Classical Variation
r1bq1rk1/pp2bppp/3ppn2/6B1/3nPP2/2N5/PPPQ2PP/2KR1B1R w - - 0 10 ; B65 Sicilian Defense: Richter-Rauzer Variation, Rauzer Attack
r1bqkb1r/1p3ppp/p1nppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq - 0 8 ; B66 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations
r2qkb1r/1p1b1ppp/p1nppn2/6B1/3NP3/2N5/PPPQ1PPP/2KR1B1R w kq - 2 9 ; B67 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation
r2qk2r/1p1bbppp/p1nppn2/6B1/3NPP2/2N5/PPPQ2PP/2KR1B1R w kq - 1 10 ; B68 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation
r2qk2r/3bbppp/p1nppB2/1p6/4PP2/2N2N2/PPPQ2PP/2KR1B1R b kq - 0 11 ; B69 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Nyezhmetdinov Attack