You will be given a definition of a task first, then some input of the task.
Generate a correct and concise answer for the question based on the words in the context.

Context : The 2015 Canadian Grand Prix, formally known as the Formula 1 Grand Prix du Canada 2015, was a Formula One motor race held on 7 June 2015 at the Circuit Gilles Villeneuve in Montreal, Canada.
Question : What is the date when 2015 Canadian Grand Prix happened?
Output:
7 June 2015