Format 4: line-sequential-file-control-entry

1 SELECT
2? OPTIONAL
3 file-name-1 ASSIGN
4? TO
4.1+ 
4.1 assignment-name-1
5? ORGANIZATION
5.1? IS
5.1.1 LINE SEQUENTIAL
6? ACCESS
6.1? MODE
6.2? IS
6.3 SEQUENTIAL
7? FILE
7.1 STATUS
7.2? IS
7.3 data-name-1
8 .