Wagon is a synonym of Estate. Estate is related to Servant. Servant is related to Resident. 
Living is related to Person. Person wants (to) Energy. Energy is related to Lightning. 
Wagon <--Synonym--> Estate <--RelatedTo--> Servant <--RelatedTo--> Resident 
Living <--RelatedTo--> Person --Desires--> Energy <--RelatedTo--> Lightning 