r1bq1knr/1p1ppp1p/p1n5/2p3p1/3N2PP/2N1P2R/PPPP1P2/R1BQKB2 b Q - 0 9
FEN state: r1bq1knr/1p1ppp1p/p1n5/2p3p1/3N2PP/2N1P2R/PPPP1P2/R1BQKB2 b Q - 0 9 ; Best move: c5d4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at a6 and black knight at c6. Black pawn at c5 and black pawn at g5. White knight at d4, white pawn at g4 and white pawn at h4. White knight at c3, white pawn at e3 and white rook at h3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2 and white pawn at f2. White rook at a1, white bishop at c1, white queen at d1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 0. Full move number is 9. Black to move.