rnbq1bnr/1pp1pp1p/p5p1/3pk1P1/1PP1P3/3B3P/P2P1P1R/RNBQK1N1 b Q - 5 10
FEN state: rnbq1bnr/1pp1pp1p/p5p1/3pk1P1/1PP1P3/3B3P/P2P1P1R/RNBQK1N1 b Q - 5 10 ; Best move: e5d6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at a6 and black pawn at g6. Black pawn at d5, black king at e5 and white pawn at g5. White pawn at b4, white pawn at c4 and white pawn at e4. White bishop at d3 and white pawn at h3. White pawn at a2, white pawn at d2, white pawn at f2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1 and white knight at g1. White queenside is the only castle move available. Half move number is 5. Full move number is 10. Black to move.