Recognize is a synonym of Greet. Wish is a type of Greet. Please is a type of Wish. 
Disaster is related to Trouble. Trouble is related to Child. Child is related to Adolescent. 
Recognize <--Synonym--> Greet <--IsA-- Wish <--IsA-- Please 
Disaster <--RelatedTo--> Trouble <--RelatedTo--> Child <--RelatedTo--> Adolescent 