/usr/share/applications/plan.desktop is in plan 1.10.1-5.
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 | [Desktop Entry]
Version=1.0
Name=plan
Comment=Desktop calendar
Exec=plan
Icon=calendar
StartupNotify=true
Terminal=false
Type=Application
Categories=Office;Calendar;Motif;
GenericName=Calendar
|