r1br2k1/1ppp2p1/p1n5/n2Pbp2/P3P1Pp/1P1QPq1P/2PB3R/1NRBK1N1 w - - 1 23
FEN state: r1br2k1/1ppp2p1/p1n5/n2Pbp2/P3P1Pp/1P1QPq1P/2PB3R/1NRBK1N1 w - - 1 23 ; Best move: d1f3
The current state of the chess board is: Black rook at a8, black bishop at c8, black rook at d8 and black king at g8. Black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at g7. Black pawn at a6 and black knight at c6. Black knight at a5, white pawn at d5, black bishop at e5 and black pawn at f5. White pawn at a4, white pawn at e4, white pawn at g4 and black pawn at h4. White pawn at b3, white queen at d3, white pawn at e3, black queen at f3 and white pawn at h3. White pawn at c2, white bishop at d2 and white rook at h2. White knight at b1, white rook at c1, white bishop at d1, white king at e1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 23. White to move.