1rb3kr/1pp2p2/2n1p3/p1P1qnpp/3p1P2/1PBP3B/P2bP1RP/RN1K4 b - - 0 23
FEN state: 1rb3kr/1pp2p2/2n1p3/p1P1qnpp/3p1P2/1PBP3B/P2bP1RP/RN1K4 b - - 0 23 ; Best move: d2f4
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at g8 and black rook at h8. Black pawn at b7, black pawn at c7 and black pawn at f7. Black knight at c6 and black pawn at e6. Black pawn at a5, white pawn at c5, black queen at e5, black knight at f5, black pawn at g5 and black pawn at h5. Black pawn at d4 and white pawn at f4. White pawn at b3, white bishop at c3, white pawn at d3 and white bishop at h3. White pawn at a2, black bishop at d2, white pawn at e2, white rook at g2 and white pawn at h2. White rook at a1, white knight at b1 and white king at d1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. Black to move.