/usr/share/applications/simutrans.desktop is in simutrans 111.3.1-1.
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 | [Desktop Entry]
Name=Simutrans
Comment=Transportation simulator
Exec=simutrans
Icon=simutrans.xpm
Terminal=false
Type=Application
Categories=Game;Simulation;
|