How to conditional if else in docx ?

How to show and hide the label [Merk - Track - Type - Location - Certificate], so here goes :
when I have a vehicle data, the data appears :
and land data the data does not appear, and otherwise.

my full code :

thanks before.

Hi Oppo,

The simplest is this :
Put your vehicle information in a unique paragraph, and your land information in another unique paragraph..
Then use parameter magnet in order to make a conditional display on the paragraph.

Ok, solved, thanks :)