You will be given a definition of a task first, then some input of the task.
In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.

Mobility Pricing is a planned traffic congestion pricing system in Switzerland which was announced by Doris Leuthard, the Swiss transport minister, on 30 June 2016. Question: The person who announced Mobility Pricing was elected as President of the Swiss Confederation in what years? Answer: 2010 and 2017
Output:
Mobility Pricing is a planned traffic congestion pricing system in Switzerland which was announced by Doris Leuthard, the Swiss transport minister, on 30 June 2016.