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: Coe Confident as London Posts  #39;Olympic Winner #39; London submitted its final proposals to host the 2012 Olympic Games today, confident it had struck upon a winning formula. Lord Coe, chairman of London 

Sports