2b1k1nr/1pqpb2p/r3p1p1/p1pnPp2/5P2/BPNP4/PQP3PP/R2K1BNR b k - 5 13
FEN state: 2b1k1nr/1pqpb2p/r3p1p1/p1pnPp2/5P2/BPNP4/PQP3PP/R2K1BNR b k - 5 13 ; Best move: d5c3
The current state of the chess board is: Black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black queen at c7, black pawn at d7, black bishop at e7 and black pawn at h7. Black rook at a6, black pawn at e6 and black pawn at g6. Black pawn at a5, black pawn at c5, black knight at d5, white pawn at e5 and black pawn at f5. White pawn at f4. White bishop at a3, white pawn at b3, white knight at c3 and white pawn at d3. White pawn at a2, white queen at b2, white pawn at c2, white pawn at g2 and white pawn at h2. White rook at a1, white king at d1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 5. Full move number is 13. Black to move.