Squad is a synonym of Company. Company is a synonym of Business. Business is related to Economic. Economics is derived from Economic. 
Event is a synonym of Consequence. Train is a type of Consequence. Train is related to Railroad. Railroad is related to Version. 
Squad <--Synonym--> Company <--Synonym--> Business <--RelatedTo--> Economic <--DerivedFrom-- Economics 
Event <--Synonym--> Consequence <--IsA-- Train <--RelatedTo--> Railroad <--RelatedTo--> Version 