<page_title> List of text-based computer games </page_title> <section_title> On mainframe computers </section_title> <table> <cell> Brand X <col_header> Title </col_header> </cell> <cell> Peter Killworth and Jonathan Mestel <col_header> Creator </col_header> </cell> <cell> AKA Philosopher's Quest <col_header> Notes </col_header> </cell> </table>
Jonathan Mestel wrote the mainframe computer game Brand X with Peter Killworth and released as Philosopher's Quest.