Question: Extract the answer to the question from the following context. Question: Which of the following is not the name of a piece of music: Flight of the Bumblebee, A Space Odyssey, or Symphony No. 5? Context: Certain staples of classical music are often used commercially (either in advertising or in movie soundtracks). In television commercials, several passages have become cliched, particularly the opening of Richard Strauss' Also sprach Zarathustra (made famous in the film 2001: A Space Odyssey) and the opening section "O Fortuna" of Carl Orff's Carmina Burana, often used in the horror genre; other examples include the Dies Irae from the Verdi Requiem, Edvard Grieg's In the Hall of the Mountain King from Peer Gynt, the opening bars of Beethoven's Symphony No. 5, Wagner's Ride of the Valkyries from Die Walkure, Rimsky-Korsakov's Flight of the Bumblebee, and excerpts of Aaron Copland's Rodeo.
Answer: A Space Odyssey

Question: Extract the answer to the question from the following context. Question: What type of parks are included in the ranking? Context: In its 2013 ParkScore ranking, The Trust for Public Land reported that the park system in New York City was the second best park system among the 50 most populous U.S. cities, behind the park system of Minneapolis. ParkScore ranks urban park systems by a formula that analyzes median park size, park acres as percent of city area, the percent of city residents within a half-mile of a park, spending of park services per resident, and the number of playgrounds per 10,000 residents.
Answer: the 50 most populous U.S. cities

Question: Extract the answer to the question from the following context. Question: What was the result of the defense? Context: During the English Civil War the majority of Londoners supported the Parliamentary cause. After an initial advance by the Royalists in 1642 culminating in the battles of Brentford and Turnham Green, London was surrounded by defensive perimeter wall known as the Lines of Communication. The lines were built by an up to 20,000 people, and were completed in under two months. The fortifications failed their only test when the New Model Army entered London in 1647, and they were levelled by Parliament the same year.
Answer:
The fortifications failed their only test when the New Model Army entered London in 1647