Expectation is a type of Belief. Belief is the opposite of Fact. Fact is related to Declare. 
Happiness can cause/lead to Love. you are likely to find Love in/at/on Family. Grandmother is part of Family. Grandmother is a type of Grandparent. 
Expectation --IsA--> Belief <--Antonym--> Fact <--RelatedTo--> Declare 
Happiness --Causes--> Love --AtLocation--> Family <--PartOf-- Grandmother --IsA--> Grandparent 