r1bk2n1/p1p2p1r/n3B3/1P1pp3/q2PP3/8/1P1N1P1P/R1B2KNR b - - 1 23
FEN state: r1bk2n1/p1p2p1r/n3B3/1P1pp3/q2PP3/8/1P1N1P1P/R1B2KNR b - - 1 23 ; Best move: a4d1
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8 and black knight at g8. Black pawn at a7, black pawn at c7, black pawn at f7 and black rook at h7. Black knight at a6 and white bishop at e6. White pawn at b5, black pawn at d5 and black pawn at e5. Black queen at a4, white pawn at d4 and white pawn at e4. White pawn at b2, white knight at d2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 23. Black to move.