Drop is related to Slip. Slip is related to Short. Short is related to Shot. 
Test is a type of Determine. Test is related to Teacher. Teacher is related to Class. Class is related to Bell. 
Drop <--RelatedTo--> Slip <--RelatedTo--> Short <--RelatedTo--> Shot 
Determine <--IsA-- Test <--RelatedTo--> Teacher <--RelatedTo--> Class <--RelatedTo--> Bell 