Substance is related to Rock. Rock is related to Salt. Salt is related to Metal. Metal is related to Smooth. 
Rider is part of Bill. Rider is a type of Person. Person wants (to) Dance. Dance is related to Celebration. 
Substance <--RelatedTo--> Rock <--RelatedTo--> Salt <--RelatedTo--> Metal <--RelatedTo--> Smooth 
Bill <--PartOf-- Rider --IsA--> Person --Desires--> Dance <--RelatedTo--> Celebration 