rn3q1r/4kp1Q/1ppp4/p2npBpp/3PP3/PP6/2P2PPP/RNB1K1NR w KQ - 0 18
FEN state: rn3q1r/4kp1Q/1ppp4/p2npBpp/3PP3/PP6/2P2PPP/RNB1K1NR w KQ - 0 18 ; Best move: c1g5
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at f8 and black rook at h8. Black king at e7, black pawn at f7 and white queen at h7. Black pawn at b6, black pawn at c6 and black pawn at d6. Black pawn at a5, black knight at d5, black pawn at e5, white bishop at f5, black pawn at g5 and black pawn at h5. White pawn at d4 and white pawn at e4. White pawn at a3 and white pawn at b3. White pawn at c2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 18. White to move.