Instructions: In this task, you are given Wikipedia articles on a range of topics as passages and a question from the passage. We ask you to answer the question by classifying the answer as 0 (False) or 1 (True)
Input: Passage: Hockey helmet -- The American Hockey League, the top minor league in North America required all players to wear a visor prior to the start of the 2006--07 season. The NHL ''strongly recommends'' the use of visors. In 2013, the NHL began requiring all players with less than 25 games of experience to wear visors.
Question: is it mandatory to wear a visor in the nhl
Output:
1