rn1k1bn1/p2pppr1/b6p/4q2p/3pPP1P/pPPP2PR/P3K3/R1B2B2 w - - 1 20
FEN state: rn1k1bn1/p2pppr1/b6p/4q2p/3pPP1P/pPPP2PR/P3K3/R1B2B2 w - - 1 20 ; Best move: f4e5
The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at d7, black pawn at e7, black pawn at f7 and black rook at g7. Black bishop at a6 and black pawn at h6. Black queen at e5 and black pawn at h5. Black pawn at d4, white pawn at e4, white pawn at f4 and white pawn at h4. Black pawn at a3, white pawn at b3, white pawn at c3, white pawn at d3, white pawn at g3 and white rook at h3. White pawn at a2 and white king at e2. White rook at a1, white bishop at c1 and white bishop at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. White to move.