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: Lamp makers: Tight supply of projector and RPTV lamps to persist &lt;b&gt;...&lt;/b&gt; A tight supply of lamps for front projectors and rear-projection TVs (RPTVs) is likely to persist through 2005 as Taiwan-based projector makers are increasing their shipments of RPTV optical engines, said lamp makers Ushio, Royal Philips Electronics and 
