Given the task definition and input, reply with output. 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. 

Dogpile Adding Topix.net News Headlines Dogpile Adding Topix.net News Headlines Topix.net announced a deal with InfoSpace to add Topix.net's news headlines to InfoSpace's Dogpile metasearch service, and also to help Dogpile's new IntelliFind technology determine when news content is likely to be relevant to users' Web search queries. Through this agreement, Topix.net alerts Dogpile to breaking news ...

3