Area is related to Surface. Surface can be used for Painting. Painting is related to Canvas. 
Sweater is related to Sleeve. Sleeve is related to Clothing. Clothing is related to Fit. Fit is related to Appropriate. 
Area <--RelatedTo--> Surface --UsedFor--> Painting <--RelatedTo--> Canvas 
Sweater <--RelatedTo--> Sleeve <--RelatedTo--> Clothing <--RelatedTo--> Fit <--RelatedTo--> Appropriate 