rnbqkb1r/ppp2ppp/4pn2/3p4/2PP4/6P1/PP2PPBP/RNBQK1NR b KQkq - 1 4 ; E01 Catalan Opening: Open Defense
rnbqkb1r/ppp2ppp/4pn2/8/2pP4/6P1/PP2PPBP/RNBQK1NR w KQkq - 0 5 ; E02 Catalan Opening: Open Defense
r1bqkb1r/pppn1ppp/4pn2/8/2QP4/6P1/PP2PPBP/RNB1K1NR b KQkq - 0 6 ; E03 Catalan Opening: Open Defense
r1bqkb1r/1ppn1ppp/p3pn2/8/3P4/6P1/PPQ1PPBP/RNB1K1NR b KQkq - 1 7 ; E03 Catalan Opening: Open Defense, Alekhine Variation
rnbqkb1r/ppp2ppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R b KQkq - 1 5 ; E04 Catalan Opening: Open Defense
rnbqkb1r/pp3ppp/2p1pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R w KQkq - 0 6 ; E04 Catalan Opening: Open Defense
r1bqk2r/ppp2ppp/2n1pn2/8/QbpP4/5NP1/PP2PPBP/RNB1K2R w KQkq - 4 7 ; E04 Catalan Opening: Open Defense, Modern Sharp Variation
rnbqk2r/ppp1bppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R w KQkq - 2 6 ; E05 Catalan Opening: Open Defense, Classical Line
rnbq1rk1/ppp1bppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQ1RK1 w - - 0 7 ; E05 Catalan Opening: Open Defense, Classical Line