 An attempt to tunnel into Mountjoy Prison from an adjoining house ended when the house was raided while Stynes was absent.He missed Dublin's win in the 1922 All-Ireland final (played 7 October 1923) as by then he was interned in the Curragh Camp.Major General Tom Ennis of the National Army, a former teammate of Stynes who took the pro-Treaty side, secured Stynes' availability for subsequent Dublin matches, and he got a winner's medal for the 1923 final (played 28 September 1924), in which he scored the final two points.