rnb2br1/pp1kqppp/2p5/4p1n1/4P3/5PPP/PP1P4/RNBQKBNR b Q - 0 12
FEN state: rnb2br1/pp1kqppp/2p5/4p1n1/4P3/5PPP/PP1P4/RNBQKBNR b Q - 0 12 ; Best move: g5e6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at b7, black king at d7, black queen at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6. Black pawn at e5 and black knight at g5. White pawn at e4. White pawn at f3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at b2 and white pawn at d2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White queenside is the only castle move available. Half move number is 0. Full move number is 12. Black to move.