SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectIntersectExceptQuery (children 2)
   SelectWithUnionQuery (children 1)
    ExpressionList (children 2)
     SelectQuery (children 2)
      ExpressionList (children 2)
       Identifier n1
       Identifier n2
      TablesInSelectQuery (children 1)
       TablesInSelectQueryElement (children 1)
        TableExpression (children 1)
         TableIdentifier hilbert_numbers_03131
     SelectQuery (children 2)
      ExpressionList (children 2)
       Identifier n1
       Identifier n2
      TablesInSelectQuery (children 1)
       TablesInSelectQueryElement (children 1)
        TableExpression (children 1)
         TableIdentifier hilbert_numbers_1_03131
   SelectWithUnionQuery (children 1)
    ExpressionList (children 1)
     SelectIntersectExceptQuery (children 2)
      SelectQuery (children 2)
       ExpressionList (children 2)
        Identifier n1
        Identifier n2
       TablesInSelectQuery (children 1)
        TablesInSelectQueryElement (children 1)
         TableExpression (children 1)
          TableIdentifier hilbert_numbers_03131
      SelectQuery (children 2)
       ExpressionList (children 2)
        Identifier n1
        Identifier n2
       TablesInSelectQuery (children 1)
        TablesInSelectQueryElement (children 1)
         TableExpression (children 1)
          TableIdentifier hilbert_numbers_1_03131
