2r1kb1r/1bq4p/1p3n2/nN2pppP/2pP4/4PP2/PB1P2P1/1QR1KBNR b k - 2 18
FEN state: 2r1kb1r/1bq4p/1p3n2/nN2pppP/2pP4/4PP2/PB1P2P1/1QR1KBNR b k - 2 18 ; Best move: c7d7
The current state of the chess board is: Black rook at c8, black king at e8, black bishop at f8 and black rook at h8. Black bishop at b7, black queen at c7 and black pawn at h7. Black pawn at b6 and black knight at f6. Black knight at a5, white knight at b5, black pawn at e5, black pawn at f5, black pawn at g5 and white pawn at h5. Black pawn at c4 and white pawn at d4. White pawn at e3 and white pawn at f3. White pawn at a2, white bishop at b2, white pawn at d2 and white pawn at g2. White queen at b1, white rook at c1, white king at e1, 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 2. Full move number is 18. Black to move.