SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectIntersectExceptQuery (children 2)
   SelectWithUnionQuery (children 1)
    ExpressionList (children 2)
     SelectQuery (children 2)
      ExpressionList (children 4)
       Identifier n1
       Identifier n2
       Identifier n3
       Identifier n4
      TablesInSelectQuery (children 1)
       TablesInSelectQueryElement (children 1)
        TableExpression (children 1)
         TableIdentifier morton_numbers_02457
     SelectQuery (children 2)
      ExpressionList (children 4)
       Identifier n1
       Identifier n2
       Identifier n3
       Identifier n4
      TablesInSelectQuery (children 1)
       TablesInSelectQueryElement (children 1)
        TableExpression (children 1)
         TableIdentifier morton_numbers_2_02457
   SelectWithUnionQuery (children 1)
    ExpressionList (children 1)
     SelectIntersectExceptQuery (children 2)
      SelectQuery (children 2)
       ExpressionList (children 4)
        Identifier n1
        Identifier n2
        Identifier n3
        Identifier n4
       TablesInSelectQuery (children 1)
        TablesInSelectQueryElement (children 1)
         TableExpression (children 1)
          TableIdentifier morton_numbers_02457
      SelectQuery (children 2)
       ExpressionList (children 4)
        Identifier n1
        Identifier n2
        Identifier n3
        Identifier n4
       TablesInSelectQuery (children 1)
        TablesInSelectQueryElement (children 1)
         TableExpression (children 1)
          TableIdentifier morton_numbers_2_02457