r1b2bnr/2p4p/2k2pp1/pp1p4/1P1P1qP1/P1NQPp1P/RP1N3R/2B1K2B b - - 2 23
FEN state: r1b2bnr/2p4p/2k2pp1/pp1p4/1P1P1qP1/P1NQPp1P/RP1N3R/2B1K2B b - - 2 23 ; Best move: f4h2
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at c7 and black pawn at h7. Black king at c6, black pawn at f6 and black pawn at g6. Black pawn at a5, black pawn at b5 and black pawn at d5. White pawn at b4, white pawn at d4, black queen at f4 and white pawn at g4. White pawn at a3, white knight at c3, white queen at d3, white pawn at e3, black pawn at f3 and white pawn at h3. White rook at a2, white pawn at b2, white knight at d2 and white rook at h2. White bishop at c1, white king at e1 and white bishop at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 23. Black to move.