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: China mine death toll increases More than 100 men are trapped and feared dead after a gas explosion at a coal mine in central China on Sunday. Dangerous carbon monoxide levels are hampering rescue efforts, but one official said it was impossible for anyone to have survived.
