Instructions: 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: Context : The 2014 European Cross Country Championships was the 21st edition of the cross country running competition for European athletes which was held in Samokov, Bulgaria, on 14 December 2014.
Answer : 14 December 2014
Output:
What was the date of 2014 European Cross Country Championships?