premise: Christopher David Mole (born 16 March 1958) is a British Labour Party politician, who was the Member of Parliament (MP) for Ipswich from a by-election in 2001, after the death of Jamie Cann, and was re-elected in 2005. He was Parliamentary Under Secretary of State at the Department for Transport, until his defeat in the 2010 general election by Ben Gummer, son of former MP John Gummer.
hypothesis: Christopher Mole was a politician for more than twenty-five years.
reason: We do not have a concrete start date for when Christopher Mole began as a politician.