Pan is a type of Travel. Do is a type of Travel. Do is related to Must. Must is related to Important. 
Flavor is a synonym of Spirit. Spirit is etymologically related to Fist. Fist is related to Fight. Fight is related to Angry. 
Pan --IsA--> Travel <--IsA-- Do <--RelatedTo--> Must <--RelatedTo--> Important 
Flavor <--Synonym--> Spirit --EtymologicallyRelatedTo--> Fist <--RelatedTo--> Fight <--RelatedTo--> Angry 