instruction:
In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to provide one question which clarifies the input question and it has one unique answer, and also provide an answer to the generated question. Generated question and answer should be separated with a new line.
question:
How many copies did back in black sell?
answer:
About how many copies did back in black sell worldwide? 
 50 million copies


question:
Who organized the native resistance to the british?
answer:
Who organized the native resistance to the british in Australia from 1894-1897? 
 Jandamarra


question:
Who presides over the joint session of parliament?
answer:

Who normally presides over the joint session of parliament? 
 Speaker of the Lok Sabha