Art is related to Life. Life is related to Preserve. 
French is a different concept from English. English is related to Course. Lesson is part of Course. Lesson is related to Lecture. 
Art <--RelatedTo--> Life <--RelatedTo--> Preserve 
French <--DistinctFrom--> English <--RelatedTo--> Course <--PartOf-- Lesson <--RelatedTo--> Lecture 