r2q1k1r/1ppnnpb1/3pp2p/1N2P3/p1B5/5QRp/PPPP1P1P/R1B1K3 b Q - 1 15
FEN state: r2q1k1r/1ppnnpb1/3pp2p/1N2P3/p1B5/5QRp/PPPP1P1P/R1B1K3 b Q - 1 15 ; Best move: d7e5
The current state of the chess board is: Black rook at a8, black queen at d8, black king at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black knight at d7, black knight at e7, black pawn at f7 and black bishop at g7. Black pawn at d6, black pawn at e6 and black pawn at h6. White knight at b5 and white pawn at e5. Black pawn at a4 and white bishop at c4. White queen at f3, white rook at g3 and black pawn at h3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1 and white king at e1. White queenside is the only castle move available. Half move number is 1. Full move number is 15. Black to move.