anchor.diff:  |Optional, may be used repeatedly.
   
   |Variables
  -|Declarations of DRL globals, i.e., a type followed by a variable name. Multiple global definitions
  -              must be separated with a comma.
  +|Declarations of DRL globals, i.e., a type followed by a variable name. Multiple global definitions must be separated with a comma.
   |Optional, may be used repeatedly.
   
   |Functions
  
positive.code: |PRIORITY
  |P
  |An integer defining the "salience" value for the rule. Overridden by the "Sequential" flag.
  
  |DURATION
  |D
  
negative.code: ====
  
  .Rule attribute entries in the Rule Set area
  [cols="35%,5%,60%", options="header"]
  |===
  | Keyword
  | Initial
  