/usr/share/app-install/desktop/knights:kde4__knights.desktop is in app-install-data 14.04.0.
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]
X-AppInstall-Package=knights
X-AppInstall-Popcon=48
X-AppInstall-Section=universe
Name=Knights
Exec=knights %i -caption "%c"
Icon=knights
Type=Application
X-DocPath=knights/index.html
Categories=Qt;KDE;Game;BoardGame;
GenericName=Chess game
Terminal=false
X-Ubuntu-Gettext-Domain=app-install-data
|