What is the relationship between pure and channel in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

While Snapchat executives have in the past said they are not expecting a big push toward “native advertising” on the popular video and social media application, the “Spectre” Discover channel blends content and pure advertising.

Answer: original_broadcaster