2b1kbnr/rp1q2pp/p1n1p3/P2p1p2/R1pP1PPP/5N2/1PPBPK2/1N1Q1B1R w k - 4 11
FEN state: 2b1kbnr/rp1q2pp/p1n1p3/P2p1p2/R1pP1PPP/5N2/1PPBPK2/1N1Q1B1R w k - 4 11 ; Best move: g4f5
The current state of the chess board is: Black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at b7, black queen at d7, black pawn at g7 and black pawn at h7. Black pawn at a6, black knight at c6 and black pawn at e6. White pawn at a5, black pawn at d5 and black pawn at f5. White rook at a4, black pawn at c4, white pawn at d4, white pawn at f4, white pawn at g4 and white pawn at h4. White knight at f3. White pawn at b2, white pawn at c2, white bishop at d2, white pawn at e2 and white king at f2. White knight at b1, white queen at d1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 4. Full move number is 11. White to move.