Task: Question Generation
Input (English): Context : Ant & Dec's Saturday Night Takeaway, often referred to simply as Saturday Night Takeaway or SNT, is a British television variety show presented and executively produced by Ant & Dec. The show was first broadcast on 8 June 2002 on ITV. 
Subject : Ant & Dec's Saturday Night Takeaway 
Relation : original network
Output (English): What network first aired Ant & Dec's Saturday Night Takeaway?