Input: Read this: Real estate is a major force in the city's economy, as the total value of all New York City property was assessed at US$914.8 billion for the 2015 fiscal year. The Time Warner Center is the property with the highest-listed market value in the city, at US$1.1 billion in 2006. New York City is home to some of the nation's—and the world's—most valuable real estate. 450 Park Avenue was sold on July 2, 2007 for US$510 million, about $1,589 per square foot ($17,104/m²), breaking the barely month-old record for an American office building of $1,476 per square foot ($15,887/m²) set in the June 2007 sale of 660 Madison Avenue. According to Forbes, in 2014, Manhattan was home to six of the top ten zip codes in the United States by median housing price.
Question: What was the price per square foot of 450 Park Avenue when it sold in July 2007?

Output: $1,589


Input: Read this: On 30 September 1915, troops of the Serbian Army observed three enemy aircraft approaching Kragujevac. Soldiers shot at them with shotguns and machine-guns but failed to prevent them from dropping 45 bombs over the city, hitting military installations, the railway station and many other, mostly civilian, targets in the city. During the bombing raid, private Radoje Ljutovac fired his cannon at the enemy aircraft and successfully shot one down. It crashed in the city and both pilots died from their injuries. The cannon Ljutovac used was not designed as an anti-aircraft gun, it was a slightly modified Turkish cannon captured during the First Balkan War in 1912. This was the first occasion in military history that a military aircraft was shot down with ground-to-air fire.
Question: Which war was the cannon used in prior to this event?

Output: First Balkan War in 1912


Input: Read this: The BBC began its own regular television programming from the basement of Broadcasting House, London, on 22 August 1932. The studio moved to larger quarters in 16 Portland Place, London, in February 1934, and continued broadcasting the 30-line images, carried by telephone line to the medium wave transmitter at Brookmans Park, until 11 September 1935, by which time advances in all-electronic television systems made the electromechanical broadcasts obsolete.
Question: Where did the studio move to in February 1935?

Output: unanswerable


Input: Read this: The capital village of each district administers and coordinates the affairs of the district and confers each district's paramount title, amongst other responsibilities. For example, the District of A'ana has its capital at Leulumoega. The paramount title of A'ana is the TuiA'ana. The orator group which confers this title – the Faleiva (House of Nine) – is based at Leulumoega. This is also the same for the other districts. In the district of Tuamasaga, the paramount title of the district – the Malietoa title – is conferred by the FaleTuamasaga based in Afega.
Question: What district is Leulumoega the capital of?

Output:
A'ana