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: Yahoo Unveils Mobile Search, Google Rivalry Rages  SAN FRANCISCO (Reuters) - Internet media company Yahoo Inc.  &lt;A HREF="http://www.reuters.co.uk/financeQuoteLookup.jhtml?ticker=YHOO.O qtype=sym infotype=info qcat=news"&gt;YHOO.O&lt;/A&gt; on Wednesday launched its Web search service aimed at  mobile phone users in the United States, opening a new front in  its rivalry with Internet search leader Google Inc. &lt;A HREF="http://www.reuters.co.uk/financeQuoteLookup.jhtml?ticker=GOOG.O qtype=sym infotype=info qcat=news"&gt;GOOG.O&lt;/A&gt;
