Homeland is related to Native. Native is related to American. American is related to Express. Express is related to Lane. 
Flight is related to Bird. Bird is related to Plane. Plane is related to Floor. 
Homeland <--RelatedTo--> Native <--RelatedTo--> American <--RelatedTo--> Express <--RelatedTo--> Lane 
Flight <--RelatedTo--> Bird <--RelatedTo--> Plane <--RelatedTo--> Floor 