5 Nf3 d6

5 Nf3



5 Bc4!?

5 ... d6



5 ... e6!?
5 ... g6!?
5 ... Nf6!?
5 ... e5!?




5 ... g6 6 Bc4 Bg7 7 0-0 Nf6
( 7 ... d6 8 h3 Nf6 9 Bf4 0-0 10 Qd2)
8 e5 Ng4 9 Bxf7+ Kxf7 10 Ng5+ Kg8
11 Qxd4 Nxe5 12 Qe4 e6.



5 ... e6 6 Bc4 a6 ( 6 ... Bb4?! 7 0-0 Nge7
8 Qe2 0-0 9 Rd1 Bxc3 10 bxc d5 11 Bd3)

7 0-0 Nge7 8 Bg5 f6 9 Be3 b5 10 Bb3 Ng6
11 Re1!?.



5 ... e6 6 Bb5 a6 7 Bc4 b5 8 Bd3 Bc5
9 0-0 d6 10 a4 b4.
5 ... e6 6 Bf4 Bb4 7 Bd6 Nge7 8 Bb5 Qa5
9 Qd3 Bxd6.

5 ... d6

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