Allow whitespace before comma in ORDER BY clause.
@@ -100,7 +100,7 @@ KYPHER_GRAMMAR = r"""
ReturnItem = Expression:ex SP A S SP SymbolicName:s -> ["ReturnItem", ex, s]
| Expression:ex -> ["ReturnItem", ex, None]
- Order = O R D E R SP B Y SP SortItem:head (',' WS SortItem)*:tail -> ["Order", [head] + tail]
+ Order = O R D E R SP B Y SP SortItem:head (WS ',' WS SortItem)*:tail -> ["Order", [head] + tail]
Skip = S K I P SP Expression:ex -> ["Skip", ex]
