<page_title> 2017/2018 Ronnie O'Sullivan snooker season </page_title> <section_title> World Snooker Tour </section_title> <table> <cell> 2R <col_header> Tournament </col_header> </cell> <cell> England Mark Davis <col_header> Date (day month) </col_header> </cell> <cell> 4–1 <col_header> Opponent (Top 16 Seed) </col_header> </cell> <cell> 136, 134 <col_header> Score </col_header> </cell> </table>
In the second round, O'Sullivan beat Mark Davis 4–1, compiling back-to-back century breaks of 136 and 134.