<page_title> Tatra T4 </page_title> <section_title> Production </section_title> <table> <cell> Bucharest <col_header> Contry </col_header> </cell> <cell> T4R <col_header> City </col_header> </cell> <cell> 3301–3431 <col_header> Number </col_header> </cell> </table>
The T4R in Bucharest are numbered 3301 to 3431.