Stick is a different concept from Branch. Branch is related to Leave. Leave is a type of Yield. 
Fog is a type of Situation. Interest is a type of Situation. Interest is related to Insect. 
Stick <--DistinctFrom--> Branch <--RelatedTo--> Leave --IsA--> Yield 
Fog --IsA--> Situation <--IsA-- Interest <--RelatedTo--> Insect 