1rb2q1r/ppppkpb1/4pNp1/8/4PP1p/1nP4N/PP1P2PP/1RBQKB1R w K - 1 15
FEN state: 1rb2q1r/ppppkpb1/4pNp1/8/4PP1p/1nP4N/PP1P2PP/1RBQKB1R w K - 1 15 ; Best move: a2b3
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black king at e7, black pawn at f7 and black bishop at g7. Black pawn at e6, white knight at f6 and black pawn at g6. White pawn at e4, white pawn at f4 and black pawn at h4. Black knight at b3, white pawn at c3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at d2, white pawn at g2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 1. Full move number is 15. White to move.