rnbk4/3p1p1r/2p2n2/pp5p/q2PpB1P/2P1PPP1/P1N1K1BR/RQ4N1 w - - 0 20
FEN state: rnbk4/3p1p1r/2p2n2/pp5p/q2PpB1P/2P1PPP1/P1N1K1BR/RQ4N1 w - - 0 20 ; Best move: f4g5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black king at d8. Black pawn at d7, black pawn at f7 and black rook at h7. Black pawn at c6 and black knight at f6. Black pawn at a5, black pawn at b5 and black pawn at h5. Black queen at a4, white pawn at d4, black pawn at e4, white bishop at f4 and white pawn at h4. White pawn at c3, white pawn at e3, white pawn at f3 and white pawn at g3. White pawn at a2, white knight at c2, white king at e2, white bishop at g2 and white rook at h2. White rook at a1, white queen at b1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move.