3k1bnB/rq2pp1p/2p5/p1nN4/1pBPP1b1/P1P2P1N/1PRQ2PP/4K2R b K - 0 15
FEN state: 3k1bnB/rq2pp1p/2p5/p1nN4/1pBPP1b1/P1P2P1N/1PRQ2PP/4K2R b K - 0 15 ; Best move: c5e4
The current state of the chess board is: Black king at d8, black bishop at f8, black knight at g8 and white bishop at h8. Black rook at a7, black queen at b7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at c6. Black pawn at a5, black knight at c5 and white knight at d5. Black pawn at b4, white bishop at c4, white pawn at d4, white pawn at e4 and black bishop at g4. White pawn at a3, white pawn at c3, white pawn at f3 and white knight at h3. White pawn at b2, white rook at c2, white queen at d2, white pawn at g2 and white pawn at h2. White king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 15. Black to move.