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: Oil Reserves Drop for 1st Time in 5 Years  WASHINGTON (Reuters) - U.S. proven crude oil reserves fell  last year for the first time in five years, as energy companies  replaced just over half the oil they took out of the ground,  the U.S. government said on Wednesday.
