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: THAILAND OPEN: Titans to clash Todays semi-finals of the Thailand Open will feature two dream matches: Andy Roddick versus Marat Safin and the long-time awaited clash between Roger Federer and Paradorn Srichaphan.
