John Higgins continued his bid for a fifth World snooker Championship title with a 13-10 comeback win over Neil Robertson.
He'll face Shaun Murphy in the semi-finals today after the Englishman knocked out defending champion Zhao Xintong.
Mark Allen's quest to become the oldest first-time champion in the modern era is alive after his 13-11 victory over Barry Hawkins.
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He'll take on rising star Wu Yize who beat Hossein Vafaei.
