Format 3: relative-file-control-entry

1  SELECT ? OPTIONAL    ASSIGN
2.1 ? TO +  ?  RESERVE 
2.1 AREA
2.1 AREAS?  ORGANIZATION? IS  RELATIVE?  ACCESS? MODE? IS
2.1  SEQUENTIAL?  RELATIVE? KEY? IS 
2.1 
2.2.1 RANDOM
2.2.1 DYNAMIC
2.1 RELATIVE
2.1? KEY
2.1? IS
2.1 ?  PASSWORD? IS ? ? FILE STATUS? IS ?    .