2b1k3/rppqbppr/p4n1p/3p2P1/1P6/B3nP1P/P1PQ4/1R2KBNR w K - 4 15
FEN state: 2b1k3/rppqbppr/p4n1p/3p2P1/1P6/B3nP1P/P1PQ4/1R2KBNR w K - 4 15 ; Best move: g5f6
The current state of the chess board is: Black bishop at c8 and black king at e8. Black rook at a7, black pawn at b7, black pawn at c7, black queen at d7, black bishop at e7, black pawn at f7, black pawn at g7 and black rook at h7. Black pawn at a6, black knight at f6 and black pawn at h6. Black pawn at d5 and white pawn at g5. White pawn at b4. White bishop at a3, black knight at e3, white pawn at f3 and white pawn at h3. White pawn at a2, white pawn at c2 and white queen at d2. White rook at b1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 4. Full move number is 15. White to move.