Relation is related to Connection. you are likely to find Connection in/at/on Network. 
Traffic is a type of Trade. Trade is related to Sell. Sell is a type of Persuade. Drag is a type of Persuade. 
Relation <--RelatedTo--> Connection --AtLocation--> Network 
Traffic --IsA--> Trade <--RelatedTo--> Sell --IsA--> Persuade <--IsA-- Drag 