SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Identifier s
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test_02559
   Function and (children 1)
    ExpressionList (children 2)
     Identifier x
     Identifier y
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier s
