Input: Read this: The Chamorros, Guam's indigenous people, settled the island approximately 4,000 years ago. Portuguese explorer Ferdinand Magellan was the first European to visit the island on March 6, 1521. Guam was colonized in 1668 with settlers, like Diego Luis de San Vitores, a Catholic missionary. Between the 1500s and the 1700s, Guam was an important stopover for the Spanish Manila Galleons. During the Spanish–American War, the United States captured Guam on June 21, 1898. Under the Treaty of Paris, Spain ceded Guam to the United States on December 10, 1898. Guam is amongst the seventeen Non-Self-Governing Territories of the United Nations.
Question: Which nationality first colonized Guam?

Output: unanswerable


Input: Read this: Television transmissions resumed from Alexandra Palace in 1946. The BBC Television Service (renamed "BBC tv" in 1960) showed popular programming, including drama, comedies, documentaries, game shows, and soap operas, covering a wide range of genres and regularly competed with ITV to become the channel with the highest ratings for that week. The channel also introduced the science fiction show Doctor Who on 23 November 1963 - at 17:16 - which went on to become one of Britain's most iconic and beloved television programmes.
Question: What program debuted on November 23, 1963?

Output: Doctor Who


Input: Read this: The Feynman Lectures on Physics is perhaps his most accessible work for anyone with an interest in physics, compiled from lectures to Caltech undergraduates in 1961–64. As news of the lectures' lucidity grew, professional physicists and graduate students began to drop in to listen. Co-authors Robert B. Leighton and Matthew Sands, colleagues of Feynman, edited and illustrated them into book form. The work has endured and is useful to this day. They were edited and supplemented in 2005 with "Feynman's Tips on Physics: A Problem-Solving Supplement to the Feynman Lectures on Physics" by Michael Gottlieb and Ralph Leighton (Robert Leighton's son), with support from Kip Thorne and other physicists.
Question: Which one of Feynman's colleagues helped put the lectures into book format?

Output: unanswerable


Input: Read this: Afro-Spaniards are Spanish nationals of West/Central African descent. They today mainly come from Angola, Brazil, Cameroon, Cape Verde, Equatorial Guinea, Ghana, Gambia, Guinea-Bissau, Mali, Nigeria and Senegal. Additionally, many Afro-Spaniards born in Spain are from the former Spanish colony Equatorial Guinea. Today, there are an estimated 683,000 Afro-Spaniards in Spain.
Question: Which Spanish colony do Afro-Spaniards reside?

Output:
Equatorial Guinea