rn3k2/1bppnpp1/3b3r/pQ2p1q1/2P2PPp/3PP2N/PP2B2P/RNB1K1R1 b Q - 0 13
FEN state: rn3k2/1bppnpp1/3b3r/pQ2p1q1/2P2PPp/3PP2N/PP2B2P/RNB1K1R1 b Q - 0 13 ; Best move: d6b4
The current state of the chess board is: Black rook at a8, black knight at b8 and black king at f8. Black bishop at b7, black pawn at c7, black pawn at d7, black knight at e7, black pawn at f7 and black pawn at g7. Black bishop at d6 and black rook at h6. Black pawn at a5, white queen at b5, black pawn at e5 and black queen at g5. White pawn at c4, white pawn at f4, white pawn at g4 and black pawn at h4. White pawn at d3, white pawn at e3 and white knight at h3. White pawn at a2, white pawn at b2, white bishop at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 13. Black to move.