SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Function readWKTLineString (children 1)
       ExpressionList (children 1)
        Literal \'LINESTRING (1 1, 2 2, 3 3, 1 1)\'
