SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function in (children 1)
     ExpressionList (children 2)
      Function tuple (children 1)
       ExpressionList
      Function array (children 1)
       ExpressionList (children 1)
        Function tuple (children 1)
         ExpressionList
