rnb1k2r/1p1pb1p1/p4n2/P1p1ppq1/2P1P2p/3P3N/1PQNBP1P/R1B1K2R b Q - 1 15
FEN state: rnb1k2r/1p1pb1p1/p4n2/P1p1ppq1/2P1P2p/3P3N/1PQNBP1P/R1B1K2R b Q - 1 15 ; Best move: g5g2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at d7, black bishop at e7 and black pawn at g7. Black pawn at a6 and black knight at f6. White pawn at a5, black pawn at c5, black pawn at e5, black pawn at f5 and black queen at g5. White pawn at c4, white pawn at e4 and black pawn at h4. White pawn at d3 and white knight at h3. White pawn at b2, white queen at c2, white knight at d2, white bishop at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at h1. White queenside is the only castle move available. Half move number is 1. Full move number is 15. Black to move.