Bow is a type of Stick. Stick is related to Increase. Appreciation is a type of Increase. Appreciation is related to Admire. 
Wife is related to Lady. Lady is related to Class. Agriculture is a type of Class. 
Bow --IsA--> Stick <--RelatedTo--> Increase <--IsA-- Appreciation <--RelatedTo--> Admire 
Wife <--RelatedTo--> Lady <--RelatedTo--> Class <--IsA-- Agriculture 