1n1qk2r/r3p2p/bpp2p1b/2np2p1/3B1PP1/1P1PP3/P1PK3P/RN2NB1R w k - 1 15
FEN state: 1n1qk2r/r3p2p/bpp2p1b/2np2p1/3B1PP1/1P1PP3/P1PK3P/RN2NB1R w k - 1 15 ; Best move: f4g5
The current state of the chess board is: Black knight at b8, black queen at d8, black king at e8 and black rook at h8. Black rook at a7, black pawn at e7 and black pawn at h7. Black bishop at a6, black pawn at b6, black pawn at c6, black pawn at f6 and black bishop at h6. Black knight at c5, black pawn at d5 and black pawn at g5. White bishop at d4, white 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, white pawn at c2, white king at d2 and white pawn at h2. White rook at a1, white knight at b1, white knight at e1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 15. White to move.