With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The longest-lived American fantasy series on the air is Supernatural.
text_B: Supernatural is an American fantasy horror television series created by Eric Kripke .. Eric Kripke. Eric Kripke. fantasy. fantasy. It was first broadcast on September 13 , 2005 , on The WB , and subsequently became part of successor The CW 's lineup .. The WB. The WB. The CW. The CW. Starring Jared Padalecki as Sam Winchester and Jensen Ackles as Dean Winchester , the series follows the two brothers as they hunt demons , ghosts , monsters , and other supernatural beings .. Jared Padalecki. Jared Padalecki. Jensen Ackles. Jensen Ackles. Sam Winchester. Sam Winchester. Dean Winchester. Dean Winchester. demons. demons. The series is produced by Warner Bros. .. Television , in association with Wonderland Sound and Vision .. Wonderland Sound and Vision. Wonderland Sound and Vision. Along with Kripke , executive producers have been McG , Robert Singer , Phil Sgriccia , Sera Gamble , Jeremy Carver , John Shiban , Ben Edlund and Adam Glass .. Robert Singer. Robert Singer ( producer ). McG. McG. John Shiban. John Shiban. Phil Sgriccia. Phil Sgriccia. Sera Gamble. Sera Gamble. Ben Edlund. Ben Edlund. Jeremy Carver. Jeremy Carver. Adam Glass. Adam Glass. executive producers. executive producers. Former executive producer and director Kim Manners died of lung cancer during production of the fourth season .. Kim Manners. Kim Manners. fourth season. Supernatural ( season 4 ). The series is filmed in Vancouver , British Columbia and surrounding areas and was in development for nearly ten years , as creator Kripke spent several years unsuccessfully pitching it .. British Columbia. British Columbia. Vancouver. Vancouver. The pilot was viewed by an estimated 5.69 million viewers , and the ratings of the first four episodes prompted The WB to pick up the series for a full season .. The WB. The WB. pilot. Pilot ( Supernatural ). Originally , Kripke planned the series for three seasons but later expanded it to five .. The fifth season concluded the series ' main storyline , and Kripke departed the series as showrunner .. fifth season. Supernatural ( season 5 ). showrunner. showrunner. The series has continued on for several more seasons with new showrunners , including Sera Gamble , Jeremy Carver , Robert Singer and Andrew Dabb .. Robert Singer. Robert Singer ( producer ). Sera Gamble. Sera Gamble. Jeremy Carver. Jeremy Carver. Andrew Dabb. Andrew Dabb. With its eleventh season , Supernatural became the longest-running American fantasy series .. fantasy. fantasy. The series was renewed for a twelfth season , which aired from October 13 , 2016 , to May 18 , 2017 .. On January 8 , 2017 , The CW renewed the show for a thirteenth season .. The CW. The CW
related.