anchor.diff:  * Contains predicate (and right-hand operand)
   * Regular expression predicate
   
  -|https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=ListOperatorExpression[List operators] (left-hand operand)
  +|https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=ListOperatorExpression[List predicates] (left-hand operand)
   |
   
   * List element containment predicate (and right-hand operand)
  -* List element access
  -* List slicing
   
   |https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=NullOperatorExpression[Null predicates] (left-hand operand)
   |
  
positive.code: * Less
  * Less or Equal
  
  |4
  |https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=NotExpression[Boolean negation]
  |
  
negative.code: The higher the level number the higher the precedence.
  
  .[[precedenceLevels]]Precedence levels
  [cols="<.<4a,<.<1a,<.<5a,<.<5a", options="header"]
  |===
  |Level Group
  |Level
  |Operator Group
  |Operators
  
  |Atoms
  |12
  |Atoms
  |
  