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: Lackluster Els Slips Behind Drummond at Wentworth  VIRGINIA WATER, England (Reuters) - Defending champion  Ernie Els trailed unheralded Briton Scott Drummond by one hole  midway through their first-round match in the World Match Play  Championship at Wentworth on Thursday.

Sports