Stage is a type of Travel. Stage is related to Work. Work is related to Business. Business is the opposite of Nonprofit. 
Homeless is the opposite of House. House is related to Room. Room is a type of Gathering. Gathering is related to Party. 
Travel <--IsA-- Stage <--RelatedTo--> Work <--RelatedTo--> Business <--Antonym--> Nonprofit 
Homeless <--Antonym--> House <--RelatedTo--> Room --IsA--> Gathering <--RelatedTo--> Party 