you are likely to find Happiness in/at/on Opera. Living can cause/lead to Happiness. one thing you do when you Living is Growth. Growth is related to Develop. 
Foster is a synonym of Adopt. Adopt is related to Related. 
Opera <--AtLocation-- Happiness <--Causes-- Living --HasSubevent--> Growth <--RelatedTo--> Develop 
Foster <--Synonym--> Adopt <--RelatedTo--> Related 