Secret is related to Hide. Hide is related to Take. Rescue is a type of Take. 
Phrase is related to Question. Question is related to Inquiry. Poll is a type of Inquiry. Poll is a type of Vote. 
Secret <--RelatedTo--> Hide <--RelatedTo--> Take <--IsA-- Rescue 
Phrase <--RelatedTo--> Question <--RelatedTo--> Inquiry <--IsA-- Poll --IsA--> Vote 