Expedition is a type of Project. Expedition is related to Journey. 
Knife is the opposite of Fork. Fork is related to Mate. Mate is related to Life. Life is related to Seed. 
Project <--IsA-- Expedition <--RelatedTo--> Journey 
Knife <--Antonym--> Fork <--RelatedTo--> Mate <--RelatedTo--> Life <--RelatedTo--> Seed 