anchor.diff:  
   === Clauses
   
  -* `MATCH`
  -* `RETURN`
  -* `UNWIND`
  -* `OPTIONAL MATCH`
  -* `WITH`
  -* `UNION`
  +* `CALL ... YIELD`
   * `CREATE`
  -* `MERGE`
  -* `SET`
   * `DELETE`
   * `DETACH DELETE`
  +* `MATCH`
  +* `MERGE`
  +* `OPTIONAL MATCH`
   * `REMOVE`
  -* `CALL ... YIELD`
  +* `RETURN`
  +* `SET`
  +* `UNION`
  +* `UNWIND`
  +* `WITH`
   
   ==== Sub-clauses
   
  +* `LIMIT`
   * `ON CREATE`
   * `ON MATCH`
  -* `WHERE`
   * `ORDER BY`
   * `SKIP`
  -* `LIMIT`
  +* `WHERE`
   
   === Operators
   
  +==== General
  +
  +* `.` (property access)
  +* `[]` (subscript)
   * `DISTINCT`
  -* `STARTS WITH`
  +* `IN`
  +
  +==== Mathematical operators
  +
  +* `+`
  +* `-`
  +* `/`
  +* `*`
  +* `%`
  +* `^`
  +
  +==== String operators
  +
  +* `+` (string concatenation)
   * `CONTAINS`
   * `ENDS WITH`
  -* `IN`
  +* `STARTS WITH`
  +
  +==== Comparison operators
  +
   * `=`
   * `<>`
   * `<`
   * `>`
   * `\<=`
   * `>=`
  -* `+`
  -* `-`
  -* `/`
  -* `*`
  -* `%`
  -* `^`
  +
  +==== Logical operators
  +
   * `AND`
  -* `OR`
  -* `NOT`
   * `IS NULL`
   * `IS NOT NULL`
  -* `.` (property access)
  -* `[]` (subscript)
  +* `NOT`
  +* `OR`
   * `XOR`
   
   === Expressions
  
positive.code: 
  ==== Aggregating functions
  
  * `count()`
  * `collect()`
  * `avg()`
  * `sum()`
  * `max()`
  * `min()`
  * `percentileCont()`
  * `percentileDisc()`
  * `stdev()`
  * `stdevP()`
  
  
  === Types
  
  
negative.code: 
  === Clauses
  
  * `CREATE UNIQUE`
  * `FOREACH`
  * `START`
  * `LOAD CSV`
  
  === Hints
  
  * `USING INDEX`
  * `USING JOIN`
  * `USING PERIODIC COMMIT`
  * `USING SCAN`
  
  === Commands
  
  * `CREATE CONSTRAINT`
  * `CREATE INDEX`
  
  === Operators
  
  