Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: Russia freezes Yukos #39; shares in Sibneft oil company MOSCOW : The battered Russian oil giant Yukos said a Moscow court had frozen its 34.5 percent stake in rival Sibneft, halting a reversal of their merger that would provide cash for Yukos to settle massive tax bills.

Business