rnbq4/1ppkb1pr/p2ppp1p/P2n4/R3P2P/1P1B1P2/2PP2P1/QNB1K1NR b K - 5 11
FEN state: rnbq4/1ppkb1pr/p2ppp1p/P2n4/R3P2P/1P1B1P2/2PP2P1/QNB1K1NR b K - 5 11 ; Best move: d5f4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black queen at d8. Black pawn at b7, black pawn at c7, black king at d7, black bishop at e7, black pawn at g7 and black rook at h7. Black pawn at a6, black pawn at d6, black pawn at e6, black pawn at f6 and black pawn at h6. White pawn at a5 and black knight at d5. White rook at a4, white pawn at e4 and white pawn at h4. White pawn at b3, white bishop at d3 and white pawn at f3. White pawn at c2, white pawn at d2 and white pawn at g2. White queen at a1, white knight at b1, white bishop at c1, 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 5. Full move number is 11. Black to move.