Driving is a type of Travel. Driving is related to Road. Road is related to Alley. 
Electricity is related to Wall. Wall is part of Structure. Stadium is a type of Structure. 
Travel <--IsA-- Driving <--RelatedTo--> Road <--RelatedTo--> Alley 
Electricity <--RelatedTo--> Wall --PartOf--> Structure <--IsA-- Stadium 