1rb4r/2qnk2p/p1p1ppp1/1p1Bb3/nP5P/2P1PNR1/1R1P1PP1/1NBQK3 w - - 0 20
FEN state: 1rb4r/2qnk2p/p1p1ppp1/1p1Bb3/nP5P/2P1PNR1/1R1P1PP1/1NBQK3 w - - 0 20 ; Best move: f3e5
The current state of the chess board is: Black rook at b8, black bishop at c8 and black rook at h8. Black queen at c7, black knight at d7, black king at e7 and black pawn at h7. Black pawn at a6, black pawn at c6, black pawn at e6, black pawn at f6 and black pawn at g6. Black pawn at b5, white bishop at d5 and black bishop at e5. Black knight at a4, white pawn at b4 and white pawn at h4. White pawn at c3, white pawn at e3, white knight at f3 and white rook at g3. White rook at b2, white pawn at d2, white pawn at f2 and white pawn at g2. White knight at b1, white bishop at c1, white queen at d1 and white king at e1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move.