rn1q1bnr/p2k1ppp/2ppp3/1p3b2/NP6/B3P2P/P1PPNPP1/R2QKB1R b KQ - 2 9
FEN state: rn1q1bnr/p2k1ppp/2ppp3/1p3b2/NP6/B3P2P/P1PPNPP1/R2QKB1R b KQ - 2 9 ; Best move: b5a4
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black king at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6, black pawn at d6 and black pawn at e6. Black pawn at b5 and black bishop at f5. White knight at a4 and white pawn at b4. White bishop at a3, white pawn at e3 and white pawn at h3. White pawn at a2, white pawn at c2, white pawn at d2, white knight at e2, white pawn at f2 and white pawn at g2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 2. Full move number is 9. Black to move.