Chess puzzle (Equality)
Moves: 1. d4 b5 2. e4 Bb7 3. Bd3 b4 4. Nf3 e6 5. O-O c5 6. c3 d5 7. Nbd2 c4 8. Bc2 Be7
9. e5 a5 10. cxb4 *
Position (FEN): rn1qk1nr/1b2bppp/4p3/p2pP3/1PpP4/5N2/PPBN1PPP/R1BQ1RK1 b kq - 0 10
Black to move.
Themes:  Opening  
Puzzle rating: 1676
Best move: axb4