Grandmother is derived from Mother. Mother is related to Nature. Nature is related to Plant. Plant is related to Term. 
Loop is related to Circuit. Circuit is a type of Path. Round is a type of Path. Round is related to Eye. 
Grandmother --DerivedFrom--> Mother <--RelatedTo--> Nature <--RelatedTo--> Plant <--RelatedTo--> Term 
Loop <--RelatedTo--> Circuit --IsA--> Path <--IsA-- Round <--RelatedTo--> Eye 