Length is related to Old. Old is related to Regret. Regret is related to Have. Have is related to Would. 
Thing is a synonym of Possession. Possession is related to Claim. Claim is a synonym of Demand. 
Length <--RelatedTo--> Old <--RelatedTo--> Regret <--RelatedTo--> Have <--RelatedTo--> Would 
Thing <--Synonym--> Possession <--RelatedTo--> Claim <--Synonym--> Demand 