Turn is a type of Form. Turn is related to Become. 
Effort is a synonym of Aim. Aim is a synonym of Train. Train is related to Railroad. Railroad is etymologically related to Rail. 
Form <--IsA-- Turn <--RelatedTo--> Become 
Effort <--Synonym--> Aim <--Synonym--> Train <--RelatedTo--> Railroad --EtymologicallyRelatedTo--> Rail 