2kr1b1r/pqp1n3/Bp3n1p/3p1p1b/N4PP1/1P1PP2p/P1PK4/RQ4N1 w - - 0 20
FEN state: 2kr1b1r/pqp1n3/Bp3n1p/3p1p1b/N4PP1/1P1PP2p/P1PK4/RQ4N1 w - - 0 20 ; Best move: a6b7
The current state of the chess board is: Black king at c8, black rook at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black queen at b7, black pawn at c7 and black knight at e7. White bishop at a6, black pawn at b6, black knight at f6 and black pawn at h6. Black pawn at d5, black pawn at f5 and black bishop at h5. White knight at a4, white pawn at f4 and white pawn at g4. White pawn at b3, white pawn at d3, white pawn at e3 and black pawn at h3. White pawn at a2, white pawn at c2 and white king at d2. 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.