r2q1k1r/Bp4pp/3p1p2/P3nn2/1bp2PP1/1bN4N/2P1P2P/R2K1BR1 b - - 6 23
FEN state: r2q1k1r/Bp4pp/3p1p2/P3nn2/1bp2PP1/1bN4N/2P1P2P/R2K1BR1 b - - 6 23 ; Best move: a8a7
The current state of the chess board is: Black rook at a8, black queen at d8, black king at f8 and black rook at h8. White bishop at a7, black pawn at b7, black pawn at g7 and black pawn at h7. Black pawn at d6 and black pawn at f6. White pawn at a5, black knight at e5 and black knight at f5. Black bishop at b4, black pawn at c4, white pawn at f4 and white pawn at g4. Black bishop at b3, white knight at c3 and white knight at h3. White pawn at c2, white pawn at e2 and white pawn at h2. White rook at a1, white king at d1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 6. Full move number is 23. Black to move.