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: Williams bids to beat Klitschko in Vegas South London fighter Danny Williams is bidding to reclaim the WBC world heavyweight title for Britain when he takes on champion Vitali Klitschko in Las Vegas.
