1rb1kb2/4pp2/1pn5/pP1P1npr/2q2P1p/P1p4N/1BK3PP/R2Q1BR1 w - - 1 20
FEN state: 1rb1kb2/4pp2/1pn5/pP1P1npr/2q2P1p/P1p4N/1BK3PP/R2Q1BR1 w - - 1 20 ; Best move: f1c4
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at e7 and black pawn at f7. Black pawn at b6 and black knight at c6. Black pawn at a5, white pawn at b5, white pawn at d5, black knight at f5, black pawn at g5 and black rook at h5. Black queen at c4, white pawn at f4 and black pawn at h4. White pawn at a3, black pawn at c3 and white knight at h3. White bishop at b2, white king at c2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at d1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. White to move.