r1k3n1/p2p4/n7/1pp1p2Q/1P6/N2qPP1P/PP1B1PR1/R2K1B2 b - - 4 23
FEN state: r1k3n1/p2p4/n7/1pp1p2Q/1P6/N2qPP1P/PP1B1PR1/R2K1B2 b - - 4 23 ; Best move: d3f1
The current state of the chess board is: Black rook at a8, black king at c8 and black knight at g8. Black pawn at a7 and black pawn at d7. Black knight at a6. Black pawn at b5, black pawn at c5, black pawn at e5 and white queen at h5. White pawn at b4. White knight at a3, black queen at d3, white pawn at e3, white pawn at f3 and white pawn at h3. White pawn at a2, white pawn at b2, white bishop at d2, white pawn at f2 and white rook at g2. White rook at a1, white king at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 4. Full move number is 23. Black to move.