Book is related to Plot. Plot is related to Play. Play is a type of Try. Try is related to Fly. 
Grandparent is a type of Animal. Animal is related to Bear. Bear is related to Forest. Forest is a synonym of Timber. 
Book <--RelatedTo--> Plot <--RelatedTo--> Play --IsA--> Try <--RelatedTo--> Fly 
Grandparent --IsA--> Animal <--RelatedTo--> Bear <--RelatedTo--> Forest <--Synonym--> Timber 