Open is related to Can. Can is related to Soft. Soft is similar to Little. Little is related to Boy. 
Van is related to Car. Car is related to Horn. Horn is related to Point. 
Open <--RelatedTo--> Can <--RelatedTo--> Soft <--SimilarTo--> Little <--RelatedTo--> Boy 
Van <--RelatedTo--> Car <--RelatedTo--> Horn <--RelatedTo--> Point 