1nbqkb1r/1rppn2p/4p1p1/pp3p2/PP4PP/1R1BPQ2/2PP1P2/1NB1K1NR w Kk - 2 10
FEN state: 1nbqkb1r/1rppn2p/4p1p1/pp3p2/PP4PP/1R1BPQ2/2PP1P2/1NB1K1NR w Kk - 2 10 ; Best move: b4a5
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 b7, black pawn at c7, black pawn at d7, black knight at e7 and black pawn at h7. Black pawn at e6 and black pawn at g6. Black pawn at a5, black pawn at b5 and black pawn at f5. White pawn at a4, white pawn at b4, white pawn at g4 and white pawn at h4. White rook at b3, white bishop at d3, white pawn at e3 and white queen at f3. White pawn at c2, white pawn at d2 and white pawn at f2. White knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside and black kingside castles are available. Half move number is 2. Full move number is 10. White to move.