r2qk1nr/1p1np2p/p2pb1pP/2p2N2/2Q2P2/2PP4/PP2P2P/RNB1KBR1 w Q - 3 15
FEN state: r2qk1nr/1p1np2p/p2pb1pP/2p2N2/2Q2P2/2PP4/PP2P2P/RNB1KBR1 w Q - 3 15 ; Best move: f5g7
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black knight at d7, black pawn at e7 and black pawn at h7. Black pawn at a6, black pawn at d6, black bishop at e6, black pawn at g6 and white pawn at h6. Black pawn at c5 and white knight at f5. White queen at c4 and white pawn at f4. White pawn at c3 and white pawn at d3. White pawn at a2, white pawn at b2, white pawn at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 3. Full move number is 15. White to move.