rnb1k1n1/2pp1pp1/8/pp2pP2/1bPPP1pr/PQ6/4NK2/RNB2B1R w q - 0 15
FEN state: rnb1k1n1/2pp1pp1/8/pp2pP2/1bPPP1pr/PQ6/4NK2/RNB2B1R w q - 0 15 ; Best move: h1h4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black knight at g8. Black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at g7. Black pawn at a5, black pawn at b5, black pawn at e5 and white pawn at f5. Black bishop at b4, white pawn at c4, white pawn at d4, white pawn at e4, black pawn at g4 and black rook at h4. White pawn at a3 and white queen at b3. White knight at e2 and white king at f2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 15. White to move.