anchor.diff:  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=ListOperatorExpression[List slicing].
   * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=NullOperatorExpression[Null predicates].
   
  -Example expressions are
  +Example expressions are:
   
   * `--+-5`
   * `NOT NOT NOT false`
  
positive.code: 
  
  ==== Chains of binary operators
  Binary operators that allow chaining with themselves of other operators of compatible result type on the same precedence level are
  
  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=PowerOfExpression[Exponentiation]
  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=MultiplyDivideModuloExpression[Multiplication]
  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=MultiplyDivideModuloExpression[Division]
  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=MultiplyDivideModuloExpression[Remainder (Modulo)]
  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=AddOrSubtractExpression[Addition]
  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=AddOrSubtractExpression[Substraction]
  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=AndExpression[Boolean conjunction]
  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=OrExpression[Boolean inclusive disjunction]
  * https://raw.githack.com/openCypher/openCypher/master/tools/grammar-production-links/grammarLink.html?p=OrExpression[Boolean exclusive disjunction]
  
  Example expressions are
  
  * `5 * 4 * 3`
  * `5 ^ 4 ^ 3`
  
negative.code: * `5 - 4 - 3`
  * `5 - 4 + 3`
  * `5 + 4 + 3`
  * `true AND false AND true`
  * `true OR false OR true`
  * `true XOR false XOR true`
  
  [IMPORTANT]
  .Chains of binary operators
  