Definition: In this task, you're given a short article. Your job is to classify the article based on its category. Use the following classification labels, 0. World, 1. Sports, 2. Business, 3. Science or Technical. Label the text "0" if it contains information related to world. Label the text "1" if it contains information related to sports. Label the text "2" if it contains information related business. Label the text "3" if it contains science or technical related information. 
Input: N.H.L. Must Determine if It Is Certain About Cost Certainty Aside from scoring public relations points with its latest offer, the players union has forced N.H.L. Commissioner Gary Bettman to make a difficult decision.
