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: Bomb Blasts in Northeast India Kill 20, Wound 50  GUWAHATI, India (Reuters) - A series of bomb blasts killed  19 people and wounded more than 50 in northeastern India  Saturday in the deadliest attack since a cease-fire with the  main separatist group in Nagaland began seven years ago.

World