r3kb2/ppq1p1pr/2npB3/3n1p1p/1P1P4/2P1PP1P/P3Q2P/R1B1K1NR b KQq - 2 12
FEN state: r3kb2/ppq1p1pr/2npB3/3n1p1p/1P1P4/2P1PP1P/P3Q2P/R1B1K1NR b KQq - 2 12 ; Best move: d5b6
The current state of the chess board is: Black rook at a8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black queen at c7, black pawn at e7, black pawn at g7 and black rook at h7. Black knight at c6, black pawn at d6 and white bishop at e6. Black knight at d5, black pawn at f5 and black pawn at h5. White pawn at b4 and white pawn at d4. White pawn at c3, white pawn at e3, white pawn at f3 and white pawn at h3. White pawn at a2, white queen at e2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 2. Full move number is 12. Black to move.