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: Sepracor Shares Rise on Insomnia Drug OK Drug maker Sepracor Inc. has won federal approval for a prescription insomnia medication the company is counting on to challenge larger rivals in the fast-growing $2.1 billion-a-year sleep aid market.
