Question: The 2007–08 Watford F.C. season started off strong, but fell off on part to selling one of their players who was born in what year?
Sentence (from "Watford F.C. Under-23s and Academy"): The Under-23 team is effectively Watford's second-string side, but is limited to three outfield players and one goalkeeper over the age of 23 per game following the introduction of new regulations from the 2012–13 season.
Relevant evidence: No