Air is related to Resistance. Protest is a type of Resistance. Protest is related to Street. Street is related to Nightmare. 
Garden is related to Outdoor. Outdoor is related to Tent. 
Air <--RelatedTo--> Resistance <--IsA-- Protest <--RelatedTo--> Street <--RelatedTo--> Nightmare 
Garden <--RelatedTo--> Outdoor <--RelatedTo--> Tent 