anchor.diff:      : C A S T
       ;
   
  +CERTIFICATE
  +    : C E R T I F I C A T E
  +    ;
  +
   CLUSTERED
       : C L U S T E R E D
       ;
  
positive.code: 
  WEEKS
      : W E E K S
      ;
  
  YEARS
  
negative.code:     : P A R T I T I O N S
      ;
  
  PASSWORD
      : P A S S W O R D
      ;
  
  PAUSED
      : P A U S E D
      ;
  