4k2r/np1q1ppp/B1p2n2/Br1Pp2P/pbPP2P1/PP1Q3b/5P1R/RN2K1N1 w Qk - 3 17
FEN state: 4k2r/np1q1ppp/B1p2n2/Br1Pp2P/pbPP2P1/PP1Q3b/5P1R/RN2K1N1 w Qk - 3 17 ; Best move: a5b4
The current state of the chess board is: Black king at e8 and black rook at h8. Black knight at a7, black pawn at b7, black queen at d7, black pawn at f7, black pawn at g7 and black pawn at h7. White bishop at a6, black pawn at c6 and black knight at f6. White bishop at a5, black rook at b5, white pawn at d5, black pawn at e5 and white pawn at h5. Black pawn at a4, black bishop at b4, white pawn at c4, white pawn at d4 and white pawn at g4. White pawn at a3, white pawn at b3, white queen at d3 and black bishop at h3. White pawn at f2 and white rook at h2. White rook at a1, white knight at b1, white king at e1 and white knight at g1. White queenside and black kingside castles are available. Half move number is 3. Full move number is 17. White to move.