anchor.diff:  ADDRESS : A D D R E S S;
   ADVANCING : A D V A N C I N G;
   AFTER : A F T E R;
  +ALIGNED : A L I G N E D;
   ALL : A L L;
   ALPHABET : A L P H A B E T;
   ALPHABETIC : A L P H A B E T I C;
  
positive.code: COMP_2 : C O M P MINUSCHAR '2';
  COMP_3 : C O M P MINUSCHAR '3';
  COMP_4 : C O M P MINUSCHAR '4';
  COMPUTATIONAL : C O M P U T A T I O N A L;
  COMPUTATIONAL_1 : C O M P U T A T I O N A L MINUSCHAR '1';
  COMPUTATIONAL_2 : C O M P U T A T I O N A L MINUSCHAR '2';
  COMPUTATIONAL_3 : C O M P U T A T I O N A L MINUSCHAR '3';
  COMPUTATIONAL_4 : C O M P U T A T I O N A L MINUSCHAR '4';
  COMPUTE : C O M P U T E;
  CONFIGURATION : C O N F I G U R A T I O N;
  CONTAINS : C O N T A I N S;
  CONTENT : C O N T E N T;
  CONTINUE : C O N T I N U E;
  CONTROL : C O N T R O L;
  CONTROLS : C O N T R O L S;
  CONVERTING : C O N V E R T I N G;
  COPY : C O P Y;
  
negative.code: ERROR : E R R O R;
  ESI : E S I;
  EVALUATE : E V A L U A T E;
  EVENT : E V E N T;
  EVERY : E V E R Y;
  EXCEPTION : E X C E P T I O N;
  EXCLUSIVE : E X C L U S I V E;
  