6 f4 Nbd7 Line

1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6
5 Nc3 a6 6 f4 Nbd7:





(A) 7 Be2 Nc5 8 Bf3 e5 9 Nb3 Qb6
10 Nxc5 Qxc5 11 Qd3 exf4.



(B) 7 Nb3 b5 8 e5 dxe5 9 fxe5 Nxe5
10 Qxd8+ Kxd8 11 Bf4 Ned7
12 Bd3 e5.



(C) 7 Qf3 Nc5 8 Bc4 e6 9 0-0 b5
10 Bd3 Bb7.



(D) 7 Bd3 Nc5 8 Nb3 Nxd3+ 9 Qxd3 e6
10 0-0 Be7 11 Qg3.



(E) 7 g3 g6 8 Bg2 Bg7 9 a3 0-0
10 0-0 Nb6.



(F) 7 Bc4 b5 8 Be2 Bb7 9 Bf3 b4.
7 Qe2 Nc5 8 Nf3 g6 9 e5 dxe5
10 fxe5 Nd5 11 Nxd5.



(G) 7 Be2 Nc5 8 Bf3 e5 9 Nb3 Qb6
10 Nxc5 Qxc5 11 Qd3 exf4.



(H) 7 Nb3 b5 8 e5 dxe5 9 fxe5 Nxe5
10 Qxd8+ Kxd8 11 Bf4 Ned7
12 Bd3 e5.



(I) 7 Bd3 Nc5 8 Nb3 Nxd3+ 9 Qxd3 e6
10 0-0 Be7.



(J) 7 g3 g6 8 Bg2 Bg7 9 a4 Qa5
10 0-0 Qb4 11 Nce2.



(K) 7 Qf3 Nc5 8 Bc4 b5 9 Bd5 Nxd5
10 exd5 Bb7.



(L) 7 Bc4 b5 8 Be2 Bb7 9 Bf3 b4.
7 Qe2 Nc5 8 Nf3 g6 9 e5 dxe5
10 fxe5 Nd5 11 Nxd5.



(M) 7 Be2 Qb6 8 Nb3 e5 9 a4 Qc6
10 Bb5 Qc7.



(N) 7 Nb3 Qc7 8 Bd3 b5 9 0-0 Bb7
10 Qf3.



(O) 7 Bd3 Nc5 8 Nb3 b5 9 Nxc5 dxc5
10 Be3 c4.



(P) 7 g3 Nc5 8 Bg2 e5 9 Nf5 d5
10 fxe5.



(Q) 7 Qe2 Nc5 8 Nf3 Qb6 9 Qe3 g6
10 Bc4.



(R) 7 Be3 Nc5.
7 Nf3 e6 8 a4 Nc5 9 e5 Nfe4
10 Nxe4 Nxe4 11 Bd3 Qa5+
12 Kf1 d5 13 Be3.