Attempt is related to Make. Make is related to Effort. 
Commercial is related to Ad. Ad is related to Average. Average is related to Term. Term is related to Fuel. 
Attempt <--RelatedTo--> Make <--RelatedTo--> Effort 
Commercial <--RelatedTo--> Ad <--RelatedTo--> Average <--RelatedTo--> Term <--RelatedTo--> Fuel 