/usr/share/applications/penguin-command.desktop is in penguin-command 1.6.11-1ubuntu1.
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 | [Desktop Entry]
Type=Application
Version=1.0
Name=Penguin Command
Comment=A Missile Command clone
Icon=/usr/share/games/penguin-command/gfx/icon.xpm
Exec=/usr/games/penguin-command
Terminal=false
Categories=Game;ArcadeGame;
|