/usr/share/applications/xskat.desktop is in xskat 4.0-5.
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 10 11 12 13 14 15 | [Desktop Entry]
Name=XSkat
Comment=Card game
Comment[pl]=
Comment[sv]=Kortspel
Comment[he]=
Comment[de]=Kartenspiel
Comment[es]=
Comment[ca]=
Exec=xskat
Icon=xskat
Terminal=false
Type=Application
Categories=Game;CardGame;
StartupNotify=true
|