/usr/share/app-install/desktop/sgt-puzzles:sgt-untangle.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=sgt-puzzles
X-AppInstall-Popcon=504
X-AppInstall-Section=universe
Version=1.0
Terminal=false
Exec=sgt-untangle
Icon=sgt-untangle
Type=Application
Categories=Game;LogicGame;
Name=Untangle
Comment=Position the points so that no line crosses another
X-Ubuntu-Gettext-Domain=app-install-data
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