1nbqkb1r/rp1pp3/p1p2pp1/7p/1PPP1P2/2N4N/P2QP2P/R1B1KB1n w k - 0 11
FEN state: 1nbqkb1r/rp1pp3/p1p2pp1/7p/1PPP1P2/2N4N/P2QP2P/R1B1KB1n w k - 0 11 ; Best move: d4d5
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 h8. Black rook at a7, black pawn at b7, black pawn at d7 and black pawn at e7. Black pawn at a6, black pawn at c6, black pawn at f6 and black pawn at g6. Black pawn at h5. White pawn at b4, white pawn at c4, white pawn at d4 and white pawn at f4. White knight at c3 and white knight at h3. White pawn at a2, white queen at d2, white pawn at e2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and black knight at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 11. White to move.