Chess puzzle (Equality)
Moves: 1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. h4 Nf6 5. Nc3 O-O 6. d4 Bb4 7. Qd3 Nh5 8. a3
Ng3 *
Position (FEN): rnbq1rk1/pppp1ppp/8/8/1b1PPp1P/P1NQ1Nn1/1PP3P1/R1B1KB1R w KQ - 1 9
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1539
Best move: axb4