Voir : 12 24 Tous A40u - 1…g6 2.c4 Bg7 - Modern (2) A40v - 1…g6 2.c4 Bg7 3.e4 - Modern (12) A40w - 1…g6 2.c4 Bg7 3.Nf3 c5 - Modern (16) A40y - 1…g6 2.c4 Bg7 3.Nc3 c5 4.d5 Bxc3+ 5.bxc3 f5 - Modern Beefeater Defence (2)
