 level-number [ identifier-1 | FILLER ]
                               ~~~~~~

 [ AUTO | AUTO-SKIP | AUTOTERMINATE ] [ BELL | BEEP ]
   ~~~~   ~~~~~~~~~   ~~~~~~~~~~~~~     ~~~~   ~~~~
 [ BACKGROUND-COLOR|BACKGROUND-COLOUR IS integer-1 | identifier-2 ]
   ~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~
 [ BEFORE TIME | BASED ]
   ~~~~~~ ~~~~   ~~~~~
 [ BLANK LINE|SCREEN ] [ ERASE EOL|EOS ]
   ~~~~~ ~~~~ ~~~~~~     ~~~~~ ~~~ ~~~
 [ BLANK WHEN ZERO ] [ JUSTIFIED RIGHT ]
   ~~~~~      ~~~~     ~~~~
 [ BLINK ] [ HIGHLIGHT | LOWLIGHT ] [ REVERSE-VIDEO ]
   ~~~~~     ~~~~~~~~~   ~~~~~~~~     ~~~~~~~~~~~~~
 [ COLUMN NUMBER IS [ +|PLUS ] integer-2 | identifier-3 ]
   ~~~                  ~~~~
 [ CONSTANT | EMPTY CHECK ]
   ~~~~~~~    ~~~~~ ~~~~~
 [ FOREGROUND-COLOR|FOREGROUND-COLOUR IS integer-3 | identifier-4 ]
   ~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~
 [ { FROM literal-1 | identifier-5 } ]
   { ~~~~                          }
   { TO identifier-5               }
   { ~~                            }
   { USING identifier-5            }
   { ~~~~~                         }
   { VALUE IS [ ALL ] literal-1    }
     ~~~~~      ~~~
 [ FULL | LENGTH-CHECK ] [ REQUIRED | EMPTY-CHECK ] [ SECURE | NO-ECHO ]
   ~~~~   ~~~~~~~~~~~~     ~~~~~~~~   ~~~~~~~~~~~     ~~~~~~   ~~~~~~~
 [ LEFTLINE ] [ OVERLINE ] [ UNDERLINE ]
   ~~~~~~~~     ~~~~~~~~     ~~~~~~~~~
 [ LINE NUMBER IS [ +|PLUS ] integer-4 | identifier-6 ]
   ~~~~               ~~~~
 [ NO-ECHO | NO UPDATE ]
   ~~~~~~~   ~~ ~~~~~
 [ OCCURS integer-5 TIMES ]
   ~~~~~~
 [ PICTURE IS picture-string ]
   ~~~
 [ PROMPT [ CHARACTER IS literal-2 | identifier-7 ]
   ~~~~~~   ~~~~~~~~~
 [ SCROLL DOWN | SCROLL UP | SIZE | TIME OUT ]
   ~~~~~~ ~~~~   ~~~~~~ ~~   ~~~~   ~~~~ ~~~


 [ SIGN IS LEADING|TRAILING [ SEPARATE CHARACTER ] ]
   ~~~~    ~~~~~~~ ~~~~~~~~   ~~~~~~~~
 [ UPDATE ]
   ~~~~~~
 . [ SCREEN-SECTION-Data-Item ]...
