Exercise can cause/lead to Fitness. Exercise is related to Loss. 
you are likely to find Clip in/at/on Desk. Desk is related to Classroom. you are likely to find Ceiling in/at/on Classroom. 
Fitness <--Causes-- Exercise <--RelatedTo--> Loss 
Clip --AtLocation--> Desk <--RelatedTo--> Classroom <--AtLocation-- Ceiling 