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: Cheney, Edwards prepare for debate as race tightens (AFP) AFP - US Vice President Dick Cheney will square off with his Democratic rival John Edwards in a televised debate that suddenly takes on importance for the Republicans after George W. Bush's tepid showing last week.
