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: Phelps wins first medal at Short Course World Championships Michael Phelps led all the way in winning the 200-meter freestyle at the World Short Course Championships on Thursday night, giving the world #39;s best swimmer a chance to equal the six gold medals he won at the Athens Olympics.
