Premise: Heartland is a Canadian family drama television series which debuted on CBC on October 14 , 2007 . The series is based on the Heartland book series by Lauren Brooke . As of the episode shown on March 29 , 2015 , Heartland surpassed Street Legal as the longest-running one-hour scripted drama in the history of Canadian television .
Hypothesis: Heartland is a show.
Label: ENTAILMENT