Input: Read this: In 2011, the foundation launched a program called "Reinvent the Toilet Challenge" with the aim to promote the development of innovations in toilet design to benefit the 2.5 billion people that do not have access to safe and effective sanitation. This program has generated significant interest of the mainstream media. It was complemented by a program called "Grand Challenges Explorations" (2011 to 2013 with some follow-up grants reaching until 2015) which involved grants of US$100,000 each in the first round. Both funding schemes explicitly excluded project ideas that relied on centralized sewerage systems or are not compatible with development country contexts.
Question: WHat program compliment reinvent the toilet

Output: It was complemented by a program called "Grand Challenges Explorations" (2011 to 2013 with some follow-up grants reaching until 2015)

Input: Read this: In The New Yorker music critic Jody Rosen described Beyonce as "the most important and compelling popular musician of the twenty-first century..... the result, the logical end point, of a century-plus of pop." When The Guardian named her Artist of the Decade, Llewyn-Smith wrote, "Why Beyonce? [...] Because she made not one but two of the decade's greatest singles, with Crazy in Love and Single Ladies (Put a Ring on It), not to mention her hits with Destiny's Child; and this was the decade when singles particularly R&B singles regained their status as pop's favourite medium. [...] [She] and not any superannuated rock star was arguably the greatest live performer of the past 10 years." In 2013, Beyonce made the Time 100 list, Baz Luhrmann writing "no one has that voice, no one moves the way she moves, no one can hold an audience the way she does... When Beyonce does an album, when Beyonce sings a song, when Beyonce does anything, it's an event, and it's broadly influential. Right now, she is the heir-apparent diva of the USA the reigning national voice." In 2014, Beyonce was listed again on the Time 100 and also featured on the cover of the issue.
Question: Who said that she is the reigning national voice?

Output: Baz Luhrmann

Input: Read this: The network's programming season runs from February until the following March of each year when a retrospective of Oscar-winning and Oscar-nominated movies is shown, called 31 Days of Oscar. As a result of its devoted format to classic feature films, viewers that are interested in tracing the career development of actresses such as Barbara Stanwyck or Greta Garbo or actors like Cary Grant or Humphrey Bogart have the unique opportunity to see most of the films that were made during their careers, from beginning to end. Turner Classic Movies presents many of its features in their original aspect ratio (widescreen or full screen) whenever possible widescreen films broadcast on TCM are letterboxed on the network's standard definition feed. TCM also regularly presents widescreen presentations of films not available in the format on any home video release.
Question: ON its standard definition broadcast, what format does Bogart use to preserve the original aspect ratio?

Output: unanswerable

Input: Read this: The main island is generally mountainous. The only flat area is on the north-west coast, which is the location of the only settlement, Edinburgh of the Seven Seas. The highest point is a volcano called Queen Mary's Peak 2,062 metres (6,765.1 ft), which is covered by snow in winter. The other islands of the group are uninhabited, except for a weather station with a staff of six on Gough Island, which has been operated by South Africa since 1956 (since 1963 at its present location at Transvaal Bay on the south-east coast).
Question: What is located in the south-west coast?

Output:
unanswerable