/usr/share/applications/flsudoku.desktop is in fltk1.1-games 1.1.10-23.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 | [Desktop Entry]
Name=FLTK Sudoku
Comment=Suduku Number Game
TryExec=/usr/games/flsudoku
Exec=/usr/games/flsudoku
Icon=flsudoku
Terminal=false
Type=Application
Categories=Game;LogicGame;
|