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.

[EX Q]: Who won nathan's hot dog eating contest?
[EX A]: Who won the men's competition of Nathan's Hot Dog Eating Contest in 2017? 
 Joey Chestnut

[EX Q]: When did jimmy johnson win his last race?
[EX A]: When did jimmy johnson win his very 83rd race? 
 June 4, 2017

[EX Q]: When did the slave trade end in britain?
[EX A]:
When did the ownership and purchasing of slaves end in Britain? 
 August 1, 1834