SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 3)
    Literal \'clickhouse\' (alias s1)
    Literal \'mouse\' (alias s2)
    Function jaroSimilarity (children 1)
     ExpressionList (children 2)
      Identifier s1
      Identifier s2
