Head is a type of Projection. Chin is part of Head. 
Contend is a synonym of Dispute. Dispute is related to Argue. Argue is related to Fight. Fight is related to Event. 
Projection <--IsA-- Head <--PartOf-- Chin 
Contend <--Synonym--> Dispute <--RelatedTo--> Argue <--RelatedTo--> Fight <--RelatedTo--> Event 