<page_title> List of rulers of Toungoo </page_title> <section_title> List of rulers </section_title> <table> <cell> Saw Oo I <col_header> Name </col_header> </cell> <cell> 1397 <col_header> Term From </col_header> </cell> <cell> 1399 <col_header> Term Until </col_header> </cell> </table>
Saw Oo was viceroy of Toungoo from 1397 to 1399.