Question: In which year did the cricketer who took a hat-trick of wickets in the 2015 Royal London One-Day Cup Final make his first class debut ?
Sentence (from "2015 Royal London One-Day Cup"): The title was Gloucestershire's first trophy since the 2004 Cheltenham & Gloucester Trophy, when they defeated a Worcestershire side that included 2015 Surrey captain Gareth Batty.
Relevant evidence: No