Question: Who founded the TV channel on which the episode, The Enchiridion, of the series Adventure Time was originally aired ?

Context paragraphs:
Star Awards 2005: Star Awards 2005 was the 12th Star Awards ceremony, held on 4 December 2005.  It was part of the annual Star Awards organised by MediaCorp for MediaCorp TV Channel 8.  Following MediaCorp's merger with SPH MediaWorks on 1 January 2005, the nominees included artistes from the former SPH MediaWorks Channel U, many of whom were former employees of MediaCorp and its predecessor Television Corporation of Singapore.  MediaCorp TV Channel 8 broadcast the awards ceremony from 7:00 pm to 10:00 pm while SPH MediaWorks Channel U now MediaCorp TV Channel U, aired the ceremony for the first time and began broadcasting the ceremony at 7:30 pm.

Police &amp; Thief: Police & Thief (also spelled as Police and Thief) () is a 2004 Singaporean sitcom that aired on MediaCorp TV Channel 5 between 2004 and 2010.  One episode was also aired in Mandarin (undubbed, with some English dialogue) on MediaCorp TV Channel 8 in 2009.  Two seasons were later dubbed into Mandarin and aired on Channel 8 in 2012, becoming Channel 5's first ever sitcom to be dubbed into Mandarin.

Death in Bloom: "Death in Bloom" is the seventeenth episode of the second season of the American animated television series "Adventure Time".  The episode was written and storyboarded by Jesse Moynihan and Cole Sanchez, from a story by Mark Banker, Kent Osborne, Patrick McHale, and series creator Pendleton Ward.  It originally aired on Cartoon Network on February 28, 2011.  The episode guest stars Miguel Ferrer as Death; Ferrer would later reprise his role in the fourth season episode "Sons of Mars".

Web Weirdos: "Web Weirdos" is the third episode of the fourth season of the American animated television series "Adventure Time".  The episode was written and storyboarded by Ako Castuera and Jesse Moynihan, from a story by Patrick McHale, Kent Osborne, and Pendleton Ward.  It originally aired on Cartoon Network on April 16, 2012.  The episode guest stars both Bobcat Goldthwait and Susie Essman.  The series follows the adventures of Finn (voiced by Jeremy Shada), a human boy, and his best friend and adoptive brother Jake (voiced by John DiMaggio), a dog with magical powers to change shape and grow and shrink at will.  In this episode, Finn must help a grumpy spider couple, whose names are Barb and Ed, reconcile before he and Jake are eaten.

Jake the Brick: "Jake the Brick" is the twentieth episode of the sixth season of the American animated television series "Adventure Time".  The episode was written, storyboarded, and directed by head writer Kent Osborne, from an outline by Adam Muto, Osborne, and series creator Pendleton Ward.  "Jake the Brick" debuted on November 26, 2014 on Cartoon Network as the third episode to be aired as part of the "Corn-Ooo-copia"—a week of all-new "Adventure Time" premieres.

The Enchiridion!: "The Enchiridion!"  is the fifth episode of the first season of the American animated television series "Adventure Time".  The episode was outlined, written, and storyboarded by Patrick McHale, Adam Muto, and Pendleton Ward.  It originally aired on Cartoon Network on April 19, 2010.  The episode guest stars Henry Rollins, John Moschitta, Jr, and Mark Hamill.

Nat Geo Music: Nat Geo Music is an English language music TV channel, owned in Italy by Fox Networks Group, and by Star India in India and South Asia.  The channel originally aired documentaries regarding 'culture and music' around the world, now it begun to air music around the clock using the same playlist.  Initially, the channel used to be broadcast only in Italy and Portugal.  Later, it was made available in India and South Asian countries as well (as well as in parts of Southeast Asia).  'Nat Geo Music' refers to the National Geographic Society's music website and record label, which work in conjunction with the TV Channel.  It is the second music channel from Fox Networks Group after Channel [V].

Hayatovci: Hayatovci is the first specialized children's TV channel in Bosnia and Herzegovina.  The program name comes from the popular children's TV show Hayatovci that originally aired on Hayat TV.  The headquarters of TV channel is located in Vogošća (near Sarajevo).

Cartoon Network: Cartoon Network is an American basic cable and satellite television channel that is owned by The Cartoon Network, Inc., a subsidiary of Turner Broadcasting System, itself being a subsidiary of Time Warner.  It was founded by Betty Cohen and launched on October 1, 1992.

Evicted!: "Evicted!"  is the twelfth episode of the first season of the American animated television series "Adventure Time".  The episode was written and storyboarded by Bert Youn and Sean Jimenez, from a story by Adam Muto.  It originally aired on Cartoon Network on March 18, 2010 as a preview for the series; it later officially aired on May 17, 2010.  The episode guest stars Erik Estrada as King Worm.  The episode marks the first appearance of Marceline the Vampire Queen (voiced by Olivia Olson), who would go on to play a larger role in the series as a friend and companion to Finn and Jake.

Supporting paragraphs: The Enchiridion! Cartoon Network
Answer: Betty Cohen