1 UNSTRING identifier-1 2? DELIMITED 2.1? BY 2.2? ALL 2.3 identifier-2 2.3 literal-1 2.4? 2.4+ 2.4 OR 2.4.1? ALL 2.4.2 identifier-3 2.4.2 literal-2 3 INTO 4+ 4 identifier-4 4.1? DELIMITER 4.1.1? IN 4.1.2 identifier-5 4.1.3? COUNT 4.1.3.1? IN 4.1.3.2 identifier-6 5? WITH 5.1 POINTER identifier-7 6? TALLYING 6.1? IN 6.2 identifier-8 7? ON 7.1 OVERFLOW imperative-statement-1 8? NOT 8.1? ON 8.2 OVERFLOW imperative-statement-2 9? END-UNSTRING