base on

US /beɪs ɑːn/
UK /beɪs ɑːn/
"base on" picture
1.

baser sur, fonder sur

to use as the foundation or starting point for something; to develop something from something else

:
The movie is based on a true story.
Le film est basé sur une histoire vraie.
Their decision was based on careful analysis.
Leur décision était basée sur une analyse minutieuse.