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: Powerful quake rocks northern Japan, sparks tsunami warning TOKYO (AFP) - An earthquake with a magnitude of 7.1 on the Richter scale rocked the northern Japan island of Hokkaido, said the Kyodo news agency.
