Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

Input: Consider Input: Context : Sir (Richard) Walter Essex (13 January 1857 -- 15 September 1941) was a British businessman and Liberal Party politician. 
Answer : politician

Output: What was Walter Essex's occupation?


Input: Consider Input: Context : The 2015 Belgian Grand Prix (formally the 2015 Formula 1 Shell Belgian Grand Prix) was a Formula One motor race held on 23 August 2015 at the Circuit de Spa-Francorchamps in Spa, Belgium. 
Answer : 23 August 2015

Output: On what date did 2015 Belgian Grand Prix occur?


Input: Consider Input: Context : Refuge Astronomer Cruls (Portuguese: Refúgio Astrônomo Cruls) is a Brazilian Antarctic summer facility named after astronomer Luis Cruls who set up an expedition in 1882 to Punta Arenas in order to observe the passage of Venus across the disk of the Sun. The structure, established on 25 January 1985, is situated on Nelson Island (South Shetland Islands), southwest of King George Island, South Shetland Islands, Antarctica. 
Answer : Antarctica


Output: On which continent is Refuge Astronomer Cruls located?