[FEN "r1bqkbnr/ppp1pppp/2n5/3p4/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq"]

3... dxc4 4. Nc3 Nf6 5. e3 Bg4 6. Bxc4 e6 7. O-O Bd6 8. a3


w b wb bw | w b wb bw

b     an



3...dxc4      an



4. Nc3      an



4...Nf6      an



5. e3      an



5...Bg4      an



6. Bxc4      an



6...e6      an



7. O-O      an



7...Bd6      an



8. a3      an