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: Somerfield starts Safeway conversions roll-out Somerfield is embarking on a rapid expansion by buying small Safeway stores that are no longer wanted by WM Morrison. Having fended off an unwanted takeover bid last year, Somerfield raised 51m through a 

Business