1rbqk2r/pp2npb1/5P2/2p1n2p/1Pp3pP/N6N/P3P1P1/RKBQ1B1R w - - 0 20
FEN state: 1rbqk2r/pp2npb1/5P2/2p1n2p/1Pp3pP/N6N/P3P1P1/RKBQ1B1R w - - 0 20 ; Best move: d1d8
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at b7, black knight at e7, black pawn at f7 and black bishop at g7. White pawn at f6. Black pawn at c5, black knight at e5 and black pawn at h5. White pawn at b4, black pawn at c4, black pawn at g4 and white pawn at h4. White knight at a3 and white knight at h3. White pawn at a2, white pawn at e2 and white pawn at g2. White rook at a1, white king at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move.