Winger Tom Darby ran in three first half tries and his opposite number Jamie Gamble bagged one try with number ten Andy King adding three conversions to give Chosen 26 first half points against Oldfield's solitary try.
The second half was more evenly contested but Chosen still added two more tries, one from scrum-half Tom Knight, and one from centre Scott Claridge with King converting both for a 40-5 victory