Definition: Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

Positive Example 1 -
Input: Which writer rode Devon Loch in the 1956 Grand National?
Output: dick francis

Positive Example 2 -
Input: The 1950 FIFA World Cup was held in which country?
Output: brazil

Negative Example 1 -
Input: In which US town or city were the 1932 Winter Olympics held?
Output: The 1932 Winter Olympics was hosted at Lake Placid.

Negative Example 2 -
Input: Who directed the 2010 film 127 Hours?
Output: James Cameron

Now complete the following example -
Input: Since 1961, with what group have Eric Baker, Sean MacBride, Martin Ennals Dirk Brner, Thomas Hammarberg, Jos Zalaquett, Suriya Wickremasinghe, Wolfgang Heinz, Franca Sciuto, Peter Duffy, Annette Fischer, Ross Daniels, Susan Waltz, Mahmoud Ben Romdhane, Colm O Cuanachain, Paul Hoffman, Jaap Jacobson, Hanna Roberts, Lilian Gonalves-Ho Kang You, Peter Pack, Peter Benenson, Ian Martin, Pierre San, Irene Khan and Salil Shetty been associated?
Output: 

amnesty international