Question: Cambridge United Football Club is a professional association football club based in the city of Cambridge, Cambridgeshire, it currently plays in which level league, the fourth tier of the English league system, also known as the football pyramid, is a series of interconnected leagues for men's association football clubs in England, with six teams from Wales and one from Guernsey also competing.?
Sentence (from "Cambridge United F.C."): The club currently plays in League Two, the fourth tier of the English league system.
Relevant evidence: Yes