The restricted Java keywords, as ACL2 strings.
Definition:
(defconst *restricted-jkeywords* (list "open" "module" "requires" "transitive" "exports" "opens" "to" "uses" "provides" "with"))
Theorem:
(defthm ascii-listp-of-*restricted-jkeywords* (implies (member-equal keyword *restricted-jkeywords*) (ascii-listp (string=>unicode keyword))))