Task: Explanation
Input (English): The 2013 UEFA Champions League Final was the final match of the 2012–13 UEFA Champions League, the 58th season of Europe's premier club football tournament organised by UEFA, and the 21st season since it was renamed from the European Champion Clubs' Cup to the UEFA Champions League. Question: Nicola Rizzoli refereed the 2014 World Cup final and the final match in which season of Champions League? Answer: 58th
Output (English): The 2013 UEFA Champions League Final was the final match of the 2012–13 UEFA Champions League, the 58th season of Europes premier club football tournament organised by UEFA, and the 21st season since it was renamed from the European Champion Clubs Cup to the UEFA Champions League.