1nbqkbr1/1p3p1p/r1p1p3/P2p2p1/3P1BB1/P1n3P1/R1P1PP1P/3QK1NR b K - 1 15
FEN state: 1nbqkbr1/1p3p1p/r1p1p3/P2p2p1/3P1BB1/P1n3P1/R1P1PP1P/3QK1NR b K - 1 15 ; Best move: g5f4
The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at b7, black pawn at f7 and black pawn at h7. Black rook at a6, black pawn at c6 and black pawn at e6. White pawn at a5, black pawn at d5 and black pawn at g5. White pawn at d4, white bishop at f4 and white bishop at g4. White pawn at a3, black knight at c3 and white pawn at g3. White rook at a2, white pawn at c2, white pawn at e2, white pawn at f2 and white pawn at h2. White queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 1. Full move number is 15. Black to move.