1n5r/r2k3p/pp2p3/P1pqbnP1/2PP3p/R1N5/1PBBNP2/5K1R b - - 2 23
FEN state: 1n5r/r2k3p/pp2p3/P1pqbnP1/2PP3p/R1N5/1PBBNP2/5K1R b - - 2 23 ; Best move: d5h1
The current state of the chess board is: Black knight at b8 and black rook at h8. Black rook at a7, black king at d7 and black pawn at h7. Black pawn at a6, black pawn at b6 and black pawn at e6. White pawn at a5, black pawn at c5, black queen at d5, black bishop at e5, black knight at f5 and white pawn at g5. White pawn at c4, white pawn at d4 and black pawn at h4. White rook at a3 and white knight at c3. White pawn at b2, white bishop at c2, white bishop at d2, white knight at e2 and white pawn at f2. White king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 23. Black to move.