/usr/share/app-install/desktop/pairs:kde4__pairs.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.
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X-AppInstall-Package=pairs
X-AppInstall-Popcon=20
X-AppInstall-Section=universe
Name=Pairs
Exec=pairs %i -caption %c
Icon=pairs
Type=Application
GenericName=A game to enhance your memory
Terminal=false
Categories=Qt;KDE;Education;Game;KidsGame;
X-Ubuntu-Gettext-Domain=app-install-data
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