Go is a synonym of Change. String is a type of Change. String is similar to Cord. 
Salmon is a type of Food. Food is related to Plant. Potato is part of Plant. you are likely to find Potato in/at/on Grocery. 
Go <--Synonym--> Change <--IsA-- String <--SimilarTo--> Cord 
Salmon --IsA--> Food <--RelatedTo--> Plant <--PartOf-- Potato --AtLocation--> Grocery 