r1q2bnr/1pp1pk2/3p1ppp/nN1b4/1PPPP2P/B4P1R/P5P1/R2BK1N1 w Q - 7 17
FEN state: r1q2bnr/1pp1pk2/3p1ppp/nN1b4/1PPPP2P/B4P1R/P5P1/R2BK1N1 w Q - 7 17 ; Best move: c4d5
The current state of the chess board is: Black rook at a8, black queen at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at e7 and black king at f7. Black pawn at d6, black pawn at f6, black pawn at g6 and black pawn at h6. Black knight at a5, white knight at b5 and black bishop at d5. White pawn at b4, white pawn at c4, white pawn at d4, white pawn at e4 and white pawn at h4. White bishop at a3, white pawn at f3 and white rook at h3. White pawn at a2 and white pawn at g2. White rook at a1, white bishop at d1, white king at e1 and white knight at g1. White queenside is the only castle move available. Half move number is 7. Full move number is 17. White to move.