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: Blair set to face unions' wrath as TUC kicks off annual conference (AFP) AFP - Britain's trade unions opened their annual conference amid threats of strike action ahead of a general election expected in 2005, urging Prime Minister Tony Blair's government to tackle concerns about pensions and job cuts.
