Doll is related to Tiny. Tiny is related to Watch. Watch is related to Jewelry. Medal is a type of Jewelry. 
Want is a different concept from Pot. Pot is related to Drug. Drug is related to Tobacco. 
Doll <--RelatedTo--> Tiny <--RelatedTo--> Watch <--RelatedTo--> Jewelry <--IsA-- Medal 
Want <--DistinctFrom--> Pot <--RelatedTo--> Drug <--RelatedTo--> Tobacco 