paragraph_text: The Xeer legal system also requires a certain amount of specialization of different functions within the legal framework. Thus, one can find odayal (judges), xeer boggeyaal (jurists), guurtiyaal (detectives), garxajiyaal (attorneys), murkhaatiyal (witnesses) and waranle (police officers) to enforce the law.

paragraph_text: "Moesha" is an American situation comedy, originally broadcast between 1996 and 2001. It has won and been nominated for a variety of different awards, including 19 Image Award nominations across the six seasons of the show.

paragraph_text: Medicine: Findings from Neolithic graveyards in what is now Pakistan show evidence of proto-dentistry among an early farming culture. Ayurveda is a system of traditional medicine that originated in ancient India before 2500 BC, and is now practiced as a form of alternative medicine in other parts of the world. Its most famous text is the Suśrutasamhitā of Suśruta, which is notable for describing procedures on various forms of surgery, including rhinoplasty, the repair of torn ear lobes, perineal lithotomy, cataract surgery, and several other excisions and other surgical procedures.

paragraph_text: PowNed is a Dutch broadcaster, which transmits radio and television programmes on the Netherlands Public Broadcasting system. Each weekday evening it airs a satirical news show called PowNews on Nederland 3, in which politicians and other public and non-public figures are confronted with provocative questions, and often ridiculed.

paragraph_text: What's the Story is an American television panel show broadcast on the DuMont Television Network from July 25, 1951, to September 23, 1955, and aired in eleven different timeslots.

paragraph_text: After a series of test transmissions and special broadcasts that began in August 1936, the BBC Television Service officially launched on 2 November 1936 from a converted wing of Alexandra Palace in London. ``Ally Pally ''housed two studios, various scenery stores, make - up areas, dressing rooms, offices, and the transmitter itself, which then broadcast on the VHF band. BBC television initially used two systems on alternate weeks: the 240 - line Baird intermediate film system and the 405 - line Marconi - EMI system. The use of both formats made the BBC's service the world's first regular high - definition television service; it broadcast from Monday to Saturday between 15: 00 and 16: 00, and 21: 00 and 22: 00. The first programme broadcast -- and thus the first ever, on a dedicated TV channel -- was`` Opening of the BBC Television Service'' at 15: 00. The first major outside broadcast was the coronation of King George VI and Queen Elizabeth in May 1937.

paragraph_text: Evangelische Omroep (EO, English: "Evangelical Broadcasting") is one of the twelve member-based broadcasting associations contributing to the Netherlands Public Broadcasting system. It has as its mission to bring people into contact with Jesus Christ and its statement of faith is a form of Evangelicalism. EO is one of the few broadcasting associations in the "pillarized" Dutch broadcasting system to have remained totally faithful to its religious roots. For a long time every one of its programmes made reference to God and to the Christian religion, although this is less often the case in the 21st century.

paragraph_text: The two systems were to run on a trial basis for six months; early television sets supported both resolutions. However, the Baird system, which used a mechanical camera for filmed programming and Farnsworth image dissector cameras for live programming, proved too cumbersome and visually inferior, and ended with closedown (at 22:00) on Saturday 13 February 1937.

paragraph_text: Cologne P.D. (SOKO Köln) is a German crime fiction series which is broadcast on ZDF. The show was first broadcast on 22 October 2003. It is a spinoff of the long-running series "SOKO 5113".

paragraph_text: A Brush with Fame is a light hearted ITV daytime television show, featuring a nationwide search to find Britain's best amateur portrait painter. It was presented by Carol Smillie, and the last episode was broadcast on 11 November 2005.

paragraph_text: Dream Destinations is a Hindi language adventure tourism television series produced by i-Stylus Productions. The series was aired both on Zee News and Zee TV channel's. Each episode features the host of Dream Destinations going to a different places within India, and exploring the geography and culture of the areas. Besides, the show often goes far beyond popular tourist destinations in order to give viewers a more authentic look at local culture.

paragraph_text: The lead production company was 19 Television, a subsidiary of the corporation 19 Management, which is owned by the show's executive producer, Simon Fuller. The first episode of "I Dream" aired on Wednesday 22 September 2004 on BBC One. From the week of 23 November episodes were aired on Thursday instead of Wednesday, and the thirteenth and final episode aired on 16 December and featured Laila Rouass. Reruns of the show in the UK were broadcast on the CBBC Channel.

paragraph_text: David Reed Bromstad (born August 17, 1973) is an American designer and television personality. In 2006, he became the winner of the debut season of HGTV Design Star. He is the host of his own television show, Color Splash with David Bromstad, which debuted in March 2007 on HGTV as well as Color Splash Miami on HGTV which debuted in 2010. He also hosts HGTV's My Lottery Dream Home, in which he helps lottery winners find their dream real estate property.

paragraph_text: Created by Gene Deitch under the Terrytoons studio (which by that time was a subsidiary of CBS, the network that broadcast "Captain Kangaroo"), "Tom Terrific" ran in a series of five-minute cartoons created specifically for the "Captain Kangaroo" show from 1957-1959, and was rerun on "Kangaroo" for years thereafter. For several years after 1962, "Tom Terrific" would be broadcast every other week, alternating with "Lariat Sam", another Terrytoons creation.

paragraph_text: Glitterball is a live, late night, interactive television quiz show in the United Kingdom. It was broadcast under the ITV Play branding on ITV a few nights a week from around midnight (usually), and from 1.00am on ITV2. The show launched on 19 February 2007. Both "Glitterball" and "Make Your Play" alternated their days of broadcast. "Glitterball"'s final show broadcast on the morning of Sunday 30 September 2007.

paragraph_text: Lester Brown states that the market "does not incorporate the indirect costs of providing goods or services into prices, it does not value nature's services adequately, and it does not respect the sustainable-yield thresholds of natural systems". It also favors the near term over the long term, thereby showing limited concern for future generations. Tax and subsidy shifting can help overcome these problems, though is also problematic to combine different international normative regimes regulating this issue.

paragraph_text: After a series of test transmissions and special broadcasts that began in August, regular BBC television broadcasts officially resumed on 1 October 1936, from a converted wing of Alexandra Palace in London, which housed two studios, various scenery stores, make-up areas, dressing rooms, offices, and the transmitter itself, now broadcasting on the VHF band. BBC television initially used two systems, on alternate weeks: the 240-line Baird intermediate film system and the 405-line Marconi-EMI system, each making the BBC the world's first regular high-definition television service, broadcasting Monday to Saturday from 15:00 to 16:00 and 21:00 to 22:00.

paragraph_text: Dahsyat (or Strikes, also stylized as dahSyat) is an Indonesian television show broadcast daily on Rajawali Citra Televisi Indonesia (RCTI). The first episode of "Dahsyat" aired on 24 March 2008 to 19 January 2018. The show broadcasts subject matter related to music, and each show is two hours long. It was initially presented by Olga Syahputra, Raffi Ahmad, and Luna Maya. Presenters have since included a variety of actors, directors, comedians, and musicians.

paragraph_text: Sunday Feast is a British cookery show on British television channel ITV, broadcast in 2006. The show's hosts are Andi Peters and Anneka Rice. Their two resident chefs, who alternate week by week, are Ed Baines and Paul Merrett.

paragraph_text: Télématin is a French breakfast television news show, broadcast on France 2 since January 7, 1985. It is broadcast in Metropolitan France weekdays from 6:30 to 9:00 am CET. TV5 broadcast the show in Canada in its entirety until September 2011: it now shows a 90 minute version between 6:30 and 8:00 am Eastern Time, when the French original version is now 2h30 long.

Question: How long did the channel that shows I Dream alternate different broadcasting systems?
Answer: six months