1 STRING
2+ 
2+ 
2.0 identifier-1
2.0 literal-1
2.1 DELIMITED
2.2? BY
2.3 identifier-2
2.3 literal-2
2.3 SIZE
3 INTO identifier-3
4? WITH
4.1 POINTER identifier-4
5? ON
5.1 OVERFLOW imperative-statement-1
6? NOT
6.1? ON
6.2 OVERFLOW imperative-statement-2
7? END-STRING