article_snippet: Meanwhile, world champion Mark Selby chalked up a 4-0 win over Dominic Dale while Martin Gould defeated Indian Open champion Michael White 4-3.
article_snippet: world champion Mark Selby saw off Ricky Walden 4-2.
article_snippet: Wales' world champion Mark Selby claimed a 4-1 win over home favourite Thepchaiya Un-Nooh.
highlights_snippet: Mark Selby, Martin Gould and Mark Williams all advance to next round .