[FEN "rn1qkb1r/ppp1pppp/5n2/3p1b2/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq"]

4. Qb3 dxc4 5. Qxb7 Nbd7 6. Qc6 Rb8 7. Nf3 e6 8. g3 Bd6


w b wb bw | w b wb bw

w     an



4. Qb3      an



4...dxc4      an



5. Qxb7      an



5...Nbd7      an



6. Qc6      an



6...Rb8      an



7. Nf3      an



7...e6      an



8. g3      an



8...Bd6      an