2R5/r1ppk1p1/nb5n/qp2pp2/2P2PP1/R3P3/1P1P4/2BQKBN1 w - - 1 20
FEN state: 2R5/r1ppk1p1/nb5n/qp2pp2/2P2PP1/R3P3/1P1P4/2BQKBN1 w - - 1 20 ; Best move: a3a5
The current state of the chess board is: White rook at c8. Black rook at a7, black pawn at c7, black pawn at d7, black king at e7 and black pawn at g7. Black knight at a6, black bishop at b6 and black knight at h6. Black queen at a5, black pawn at b5, black pawn at e5 and black pawn at f5. White pawn at c4, white pawn at f4 and white pawn at g4. White rook at a3 and white pawn at e3. White pawn at b2 and white pawn at d2. White bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. White to move.