Fly the river Meuse from source to sea.

The fightplan has 4 legs:

Mirecourt LFSG to le Roselier LFGW

LFGW to Charleville-Mezieres LFQV

LFQV to Maastricht-Aachen EHBK

EHBK to Rotterdam-the Hague EHRD

The zip file contains the following files:

LNMPLN file which you can unzip tyo your LittleNavmap folder, so you can fly with the flight plan on LittleNavmap to the side of your screen or on separate screen/tablet

4 PLN files ( one for each leg) which you can unzip to where you (want to) keep yr MSFS flight plans. 4 files so you have freedom in chosing which leg to fly, 

You can then load into MSFS; start MSFS, in WELCOME screen select WORLD MAP, select your plane and at the bottom select MORE; the select LOAD/SAVE. select LOAD and select the flight plan form where you stored it. Depending on the chosen plane, the flight plan will load into the plane's system.