1rbqk1nr/ppnp4/Q6p/2bp1p2/3Np1pP/1P2PP2/P2K2PR/RNB2B2 b k - 1 16
FEN state: 1rbqk1nr/ppnp4/Q6p/2bp1p2/3Np1pP/1P2PP2/P2K2PR/RNB2B2 b k - 1 16 ; Best move: b7a6
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black knight at c7 and black pawn at d7. White queen at a6 and black pawn at h6. Black bishop at c5, black pawn at d5 and black pawn at f5. White knight at d4, black pawn at e4, black pawn at g4 and white pawn at h4. White pawn at b3, white pawn at e3 and white pawn at f3. White pawn at a2, white king at d2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white bishop at f1. Black kingside is the only castle move available. Half move number is 1. Full move number is 16. Black to move.