r1b2knr/p1p1q1b1/1p2pP1p/P2pn1p1/1P1N3P/1QP2P2/1R1PP3/2B1KBNR b K - 0 17
FEN state: r1b2knr/p1p1q1b1/1p2pP1p/P2pn1p1/1P1N3P/1QP2P2/1R1PP3/2B1KBNR b K - 0 17 ; Best move: e7f6
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black queen at e7 and black bishop at g7. Black pawn at b6, black pawn at e6, white pawn at f6 and black pawn at h6. White pawn at a5, black pawn at d5, black knight at e5 and black pawn at g5. White pawn at b4, white knight at d4 and white pawn at h4. White queen at b3, white pawn at c3 and white pawn at f3. White rook at b2, white pawn at d2 and white pawn at e2. White bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 17. Black to move.