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A34 English: symmetrical variation( 1.c4 c5 2.Nb1c3) A34 English: symmetrical, three knights system( 1.c4 c5 2.Nb1c3 Ng8f6 3.Ng1f3 d5 4.cxd5 Nf6xd5) A34 English: symmetrical variation( 1.c4 c5 2.Nb1c3 Ng8f6 3.g3) A34 English: symmetrical, Rubinstein system( 1.c4 c5 2.Nb1c3 Ng8f6 3.g3 d5 4.cxd5 Nf6xd5 5.Bf1g2 Nd5c7) Thanks to Franz Hemmer franz@hemsoft.ping.dk |