TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: July 1938 saw the first ascent of the North Face of which Alpine mountain?

SOLUTION: alps

PROBLEM: Lexus is the luxury vehicle division of what car maker?

SOLUTION: lexus

PROBLEM: What English pop band, formed in Manchester in 1990 with Robbie Williams, Gary Barlow, Howard Donald, Jason Orange and Mark Owen, achieved major success in the early to mid 1990s, split up in 1996, and in 2006 released the album Beautiful World?

SOLUTION:
howard donald