sHelp
                                     OE.LOC
       2
   main.segment
     sig.lvl
       orders

 Ì       2
main.segment    (main) 
[location]
:PL[ggn]

 Field Name                 Len Dat Typ  J  DPM            Offset/Local/VAL                                        
 location                    10 FREE     L  MIS.LOCN.DICT  ggn                                                     

 Ì   €�     2
sig.lvl    (sig.lvl) 
[location, sig.level]
:PL[ggn]L[paLVL]

 Field Name                 Len Dat Typ  J  DPM            Offset/Local/VAL                                        
 sig.level                    1 PINT     R                 paLVL                                                       

 Ì   €�     2
orders    (orders) 
[location,sig.level, urn]
:PL[ggn]L[paLVL]O[po]

 Field Name                 Len Dat Typ  J  DPM            Offset/Local/VAL                                        
 urn                         10 URN      L  OE.ORD         po                                                      
 value                        1 PINT     R                 :PL[ggn]L[paLVL]O[po]