Chemistry is related to Shop. Shop is a synonym of Workshop. Workshop is a type of Course. 
Talented is a synonym of Gifted. Gifted is a synonym of Able. Able is related to Do. 
Chemistry <--RelatedTo--> Shop <--Synonym--> Workshop --IsA--> Course 
Talented <--Synonym--> Gifted <--Synonym--> Able <--RelatedTo--> Do 