1nb1kb1r/1p1pppp1/r4n1p/p1p3B1/5P2/3PPN2/P1PQ1KPP/RNq2B1R w k - 2 10
FEN state: 1nb1kb1r/1p1pppp1/r4n1p/p1p3B1/5P2/3PPN2/P1PQ1KPP/RNq2B1R w k - 2 10 ; Best move: d2c1
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at g7. Black rook at a6, black knight at f6 and black pawn at h6. Black pawn at a5, black pawn at c5 and white bishop at g5. White pawn at f4. White pawn at d3, white pawn at e3 and white knight at f3. White pawn at a2, white pawn at c2, white queen at d2, white king at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, black queen at c1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 10. White to move.