3nk1nr/1b1p2pp/rp5q/p1pBp3/2P2pP1/1P1PP3/Pb3P1P/RNBKQ1NR w k - 1 18
FEN state: 3nk1nr/1b1p2pp/rp5q/p1pBp3/2P2pP1/1P1PP3/Pb3P1P/RNBKQ1NR w k - 1 18 ; Best move: c1b2
The current state of the chess board is: Black knight at d8, black king at e8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at d7, black pawn at g7 and black pawn at h7. Black rook at a6, black pawn at b6 and black queen at h6. Black pawn at a5, black pawn at c5, white bishop at d5 and black pawn at e5. White pawn at c4, black pawn at f4 and white pawn at g4. White pawn at b3, white pawn at d3 and white pawn at e3. White pawn at a2, black bishop at b2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at d1, white queen at e1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 18. White to move.