Teacher:Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
Teacher: Now, understand the problem? Solve this instance: What Irish boyband formed in 1998 by Nicky Byrne, Kian Egan, Mark Feehily, Shane Filan and Brian McFadden became the 3rd biggest selling pop band worldwide and biggest selling band of 2000-2009, with 14 number 1 singles in the UK?
Student:
markus feehily