Motion is related to Sex. Sex is related to City. 
Bug is related to Sleep. Sleep is related to Trailer. Trailer is related to Poor. Poor is a different concept from Wealth. 
Motion <--RelatedTo--> Sex <--RelatedTo--> City 
Bug <--RelatedTo--> Sleep <--RelatedTo--> Trailer <--RelatedTo--> Poor <--DistinctFrom--> Wealth 