Glass is related to Window. Window is related to View. View is a synonym of Regard. 
Grandfather is a type of Ancestor. Grandfather is related to Family. Family is related to Related. Related is related to Animal. 
Glass <--RelatedTo--> Window <--RelatedTo--> View <--Synonym--> Regard 
Ancestor <--IsA-- Grandfather <--RelatedTo--> Family <--RelatedTo--> Related <--RelatedTo--> Animal 