1n1qkbnr/r3p1p1/p2pBp2/2pPN2p/P1P5/2p1P1P1/1BP2P1P/1R1Q1RK1 b k - 1 18
FEN state: 1n1qkbnr/r3p1p1/p2pBp2/2pPN2p/P1P5/2p1P1P1/1BP2P1P/1R1Q1RK1 b k - 1 18 ; Best move: f6e5
The current state of the chess board is: Black knight at b8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at e7 and black pawn at g7. Black pawn at a6, black pawn at d6, white bishop at e6 and black pawn at f6. Black pawn at c5, white pawn at d5, white knight at e5 and black pawn at h5. White pawn at a4 and white pawn at c4. Black pawn at c3, white pawn at e3 and white pawn at g3. White bishop at b2, white pawn at c2, white pawn at f2 and white pawn at h2. White rook at b1, white queen at d1, white rook at f1 and white king at g1. Black kingside is the only castle move available. Half move number is 1. Full move number is 18. Black to move.