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: Equestrian gold medallist denies cheating Irish show jumper Cian O #39;Connor says he is not a cheat after it emerged that a second horse owned and ridden by the Olympic gold medallist tested positive in a drugs test.

Sports