Question: In New York City, what channel number did the episode Known Unknowns air on?

full_context: Document 1: WNYW: WNYW, channel 5 (UHF digital channel 44), is the flagship station of the Fox Television Network, licensed to New York City and serving the New York City metropolitan area. WNYW is owned by the Fox Television Stations subsidiary of 21st Century Fox, and operates as part of a duopoly with WWOR - TV (channel 9). The two stations maintain studio facilities at the Fox Television Center in the Yorkville neighborhood of Manhattan, and its transmitter is atop the Empire State Building.
Document 2: Known Unknowns: "Known Unknowns" is the seventh episode of the sixth season of "House" and 117th overall. It aired on November 9, 2009. The team tries to diagnose a teenage girl while House is away at a medical conference with Wilson and Cuddy. At the conference House finds something out about Cuddy.
Document 3: American Idol: In season ten, the total viewer numbers for the first week of shows fell 12–13%, and by up to 23% in the 18–49 demo compared to season nine. Later episodes, however, retained viewers better, and the season ended on a high with a significant increase in viewership for the finale – up 12% for the adults 18–49 demo and a 21% increase in total viewers from the season nine finale. While the overall viewer number has increased this season, its viewer demographics have continued to age year on year – the median age this season was 47.2 compared to a median age of 32.1 in its first season. By the time of the 2010–11 television season, Fox was in its seventh consecutive season of victory overall in the 18–49 demographic ratings in the United States.
Document 4: Empire State Building: The Empire State Building is a 102 - story skyscraper on Fifth Avenue between West 33rd and 34th Streets in Midtown, Manhattan, New York City. It has a roof height of 1,250 feet (381 m), and with its antenna included, it stands a total of 1,454 feet (443.2 m) tall. Its name is derived from the nickname for New York, the Empire State.
Document 5: New York City: New York is also a major center for non-commercial educational media. The oldest public-access television channel in the United States is the Manhattan Neighborhood Network, founded in 1971. WNET is the city's major public television station and a primary source of national Public Broadcasting Service (PBS) television programming. WNYC, a public radio station owned by the city until 1997, has the largest public radio audience in the United States.
Document 6: List of House episodes: "House", also known as "House, M.D.", is an American medical drama series which premiered on Fox on November 16, 2004. "House" was created by David Shore. The show follows Dr. Gregory House (Hugh Laurie), an irascible, maverick medical genius who heads a team of diagnosticians at the fictional Princeton-Plainsboro Teaching Hospital (PPTH) in New Jersey. In a typical episode, the team is presented with an unusual case; the storyline follows the diagnosis of the patient's illness, a process often complicated by the internal competition and personal foibles of the diagnostic team. The team leader, House, frequently clashes with his boss (Dr. Lisa Cuddy (Lisa Edelstein) in seasons 1 through 7, and Dr. Eric Foreman in season 8), and his only friend, Dr. James Wilson (Robert Sean Leonard).
Document 7: American Idol: American Idol premiered in June 2002 and became the surprise summer hit show of 2002. The first show drew 9.9 million viewers, giving Fox the best viewing figure for the 8.30 pm spot in over a year. The audience steadily grew, and by finale night, the audience had averaged 23 million, with more than 40 million watching some part of that show. That episode was placed third amongst all age groups, but more importantly it led in the 18–49 demographic, the age group most valued by advertisers.
Document 8: American Idol: The enormous success of the show and the revenue it generated was transformative for Fox Broadcasting Company. American Idol and fellow competing shows Survivor and Who Wants to Be a Millionaire were altogether credited for expanding reality television programming in the United States in the 1990s and 2000s, and Idol became the most watched non-scripted primetime television series for almost a decade, from 2003 to 2012, breaking records on U.S. television (dominated by drama shows and sitcoms in the preceding decades).
Document 9: WWPR-FM: WWPR-FM (105.1 FM), better known by its branding Power 105.1, is an Urban contemporary radio station licensed to New York City. WWPR-FM is owned by iHeartMedia and broadcasts from studios in the former AT&T Building in the Tribeca neighborhood of Manhattan; its transmitter is located at the Empire State Building. The station is the flagship station of the nationally syndicated morning show, "The Breakfast Club".
Document 10: Abby Lockhart: At the end of the thirteenth season, Abby and Luka plan to honeymoon in Hawaii. However, the night before they are due to depart, Luka receives a phone call from Croatia informing him that his father is ill, so the honeymoon is put on hold until Luka can return from his urgent trip abroad. After Luka's departure, Abby has a tough time with the stern new ER Chief Kevin Moretti, who plans to mold the department into a more efficient and professional work environment, but Moretti quickly tells Abby he is very impressed with her work. Despite this, she seems to dislike him more than many of the other residents. In season 14, Abby is struggling to deal with Luka's absence, raise Joe and work at the ER; in ``Gravity '', Joe is injured after falling off a jungle gym at the playground and Abby ends up falling back into drinking at the episode's end. She approaches Dr. Janet Coburn (the O.B. Chief) who appears to have been her AA sponsor in the past. Abby's drinking problem continues to escalate, and she realizes how bad it is in`` Blackout'' when she shows up drunk to a party in honor of Pratt and Morris passing their boards. Abby finds herself waking up at 3am in Moretti's apartment realizing, after sobering up at the airport when trying to find a flight to Croatia to see Luka, that she slept with him.
Document 11: WFAN-FM: WFAN-FM (101.9 MHz), also known as "Sports Radio 66 and 101.9 FM" or "The Fan", is a commercial FM sports radio station licensed to New York City. The station is owned and operated by Entercom, and is simulcast with WFAN (660 AM). WFAN-FM's studios are located in the combined Entercom facility in the Hudson Square neighborhood of Manhattan and its transmitter is located at the Empire State Building.
Document 12: American Idol: Season eleven, however, suffered a steep drop in ratings, a drop attributed by some to the arrival of new shows such as The Voice and The X-Factor. The ratings for the first two episodes of season eleven fell 16–21% in overall viewer numbers and 24–27% in the 18/49 demo, while the season finale fell 27% in total viewer number and 30% in the 18-49 demo. The average viewership for the season fell below 20 million viewers the first time since 2003, a drop of 23% in total viewers and 30% in the 18/49 demo. For the first time in eight years, American Idol lost the leading position in both the total viewers number and the 18/49 demo, coming in second to NBC Sunday Night Football, although the strengths of Idol in its second year in the Wednesday-Thursday primetime slots helped Fox achieve the longest period of 18-49 demographic victory in the Nielsen ratings, standing at 8 straight years from 2004 to 2012.
Document 13: American Idol: The show pushed Fox to become the number one U.S. TV network amongst adults 18–49, the key demographic coveted by advertisers, for an unprecedented eight consecutive years by 2012. Its success also helped lift the ratings of other shows that were scheduled around it such as House and Bones, and Idol, for years, had become Fox's strongest platform primetime television program for promoting eventual hit shows of the 2010s (of the same network) such as Glee and New Girl. The show, its creator Simon Fuller claimed, "saved Fox".
Document 14: 97 Seconds: "97 Seconds" is the third episode of the fourth season of "House" and the seventy-third episode overall. It aired on October 9, 2007.
Document 15: Knight Fall: "Knight Fall" is the eighteenth episode of the sixth season of the American medical drama "House" and it is the 127th episode overall. It aired on April 19, 2010 and was directed by Juan J. Campanella.
ground_truth: 5
sub_queries: Of what series is Known Unknowns a part of? Answer: House
What television network originally aired the show House ? Answer: Fox
what channel is Fox in new york city Answer: 5