1rbq2k1/2npp2r/1p3p2/pNpP2pP/4P3/P1PQ1PP1/1P5R/R3nKN1 w - - 0 23
FEN state: 1rbq2k1/2npp2r/1p3p2/pNpP2pP/4P3/P1PQ1PP1/1P5R/R3nKN1 w - - 0 23 ; Best move: f1e1
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8 and black king at g8. Black knight at c7, black pawn at d7, black pawn at e7 and black rook at h7. Black pawn at b6 and black pawn at f6. Black pawn at a5, white knight at b5, black pawn at c5, white pawn at d5, black pawn at g5 and white pawn at h5. White pawn at e4. White pawn at a3, white pawn at c3, white queen at d3, white pawn at f3 and white pawn at g3. White pawn at b2 and white rook at h2. White rook at a1, black knight at e1, white king at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. White to move.