Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

[Q]: Which engineer built the Menai Suspension Bridge and the Caledonian Canal?
[A]: menai suspension bridge

[Q]: Which Dutchman managed both Newcastle and Chelsea in the 1990s?
[A]: chelsea f.c.

[Q]: Which company began a hostile takeover bid for Cadbury in September 2009?
[A]:
cadbury