r1b1kr2/p2nqp2/2p4p/2Qpp1p1/1p3P1n/1P2K3/PB1PP1P1/RN3BNR w q - 2 17
FEN state: r1b1kr2/p2nqp2/2p4p/2Qpp1p1/1p3P1n/1P2K3/PB1PP1P1/RN3BNR w q - 2 17 ; Best move: c5e7
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at f8. Black pawn at a7, black knight at d7, black queen at e7 and black pawn at f7. Black pawn at c6 and black pawn at h6. White queen at c5, black pawn at d5, black pawn at e5 and black pawn at g5. Black pawn at b4, white pawn at f4 and black knight at h4. White pawn at b3 and white king at e3. White pawn at a2, white bishop at b2, white pawn at d2, white pawn at e2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 2. Full move number is 17. White to move.