Grave is related to Hole. Hole is related to Cave. Cave can be used for Refuge. 
Person wants (to) Neat. Person wants (to) Cake. Cake can be used for Serving. 
Grave <--RelatedTo--> Hole <--RelatedTo--> Cave --UsedFor--> Refuge 
Neat <--Desires-- Person --Desires--> Cake --UsedFor--> Serving 