rnb2q1r/ppk1b2p/2pp1p1p/1P2N3/P2n1P1P/2PP4/R3P1P1/1N1QKB1R b K - 0 15
FEN state: rnb2q1r/ppk1b2p/2pp1p1p/1P2N3/P2n1P1P/2PP4/R3P1P1/1N1QKB1R b K - 0 15 ; Best move: f6e5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black king at c7, black bishop at e7 and black pawn at h7. Black pawn at c6, black pawn at d6, black pawn at f6 and black pawn at h6. White pawn at b5 and white knight at e5. White pawn at a4, black knight at d4, white pawn at f4 and white pawn at h4. White pawn at c3 and white pawn at d3. White rook at a2, white pawn at e2 and white pawn at g2. White knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 15. Black to move.