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: Sao Paulo Mayor Suplicy, Lula Ally, Heads for Runoff (Update1) Sao Paulo Mayor Marta Suplicy, a member of the governing Workers #39; Party, finished second in city elections to Jose Serra, a one-time presidential contender, setting the stage for a runoff 

World