Input: Read this: Mexico City remains the only Latin American city to host the Olympic Games, having held the Summer Olympics in 1968, winning bids against Buenos Aires, Lyon and Detroit. (This too will change thanks to Rio, 2016 Summer Games host). The city hosted the 1955 and 1975 Pan American Games, the last after Santiago and Sao Paulo withdrew. The ICF Flatwater Racing World Championships were hosted here in 1974 and 1994. Lucha libre is a Mexican style of wrestling, and is one of the more popular sports throughout the country. The main venues in the city are Arena Mexico and Arena Coliseo.
Question: What year did Mexico City host the olympics?

Output: 1968

Input: Read this: While Dutch generally refers to the language as a whole, Belgian varieties are sometimes collectively referred to as Flemish. In both Belgium and the Netherlands, the native official name for Dutch is Nederlands, and its dialects have their own names, e.g. Hollands "Hollandish", West-Vlaams "Western Flemish", Brabants "Brabantian". The use of the word Vlaams ("Flemish") to describe Standard Dutch for the variations prevalent in Flanders and used there, however, is common in the Netherlands and Belgium.
Question: What are variations on Dutch used in Belgium sometimes called?

Output: Flemish

Input: Read this: The ECB's first supplementary longer-term refinancing operation (LTRO) with a six-month maturity was announced March 2008. Previously the longest tender offered was three months. It announced two 3-month and one 6-month full allotment of Long Term Refinancing Operations (LTROs). The first tender was settled 3 April, and was more than four times oversubscribed. The 25 billion auction drew bids amounting to 103.1 billion, from 177 banks. Another six-month tender was allotted on 9 July, again to the amount of 25 billion. The first 12-month LTRO in June 2009 had close to 1100 bidders.
Question: How many bids were ignored at the auction for the first 12 month LRTO?

Output: unanswerable

Input: Read this: The internal working language of the ECB is generally English, and press conferences are usually held in English. External communications are handled flexibly: English is preferred (though not exclusively) for communication within the ESCB (i.e. with other central banks) and with financial markets; communication with other national bodies and with EU citizens is normally in their respective language, but the ECB website is predominantly English; official documents such as the Annual Report are in the official languages of the EU.
Question: When in communication with other nationalities, what language is never used?

Output:
unanswerable