In pics: Hong Kong Masters snooker tournament quarter-final match

Neil Robertson of Australia plays a shot during the quarter-final match against Mark Williams of Wales at the Hong Kong Masters snooker tournament in Hong Kong, south China on October 7, 2022. (Xinhua/Lo Ping Fai)

Ronnie O'Sullivan of England prepares to play a shot during the fourth quarter-final match against Ng On Yee of China's Hong Kong at the Hong Kong Masters snooker tournament in Hong Kong, south China, on October 7, 2022. (Xinhua/Lo Ping Fai)

Mark Williams of Wales plays a shot during the quarter-final match against Neil Robertson of Australia at the Hong Kong Masters snooker tournament in Hong Kong, south China on October 7, 2022. (Xinhua/Lo Ping Fai)

Ng On Yee of China's Hong Kong plays a shot during the fourth quarter-final match against Ronnie O'Sullivan of England at the Hong Kong Masters snooker tournament in Hong Kong, south China, on October 7, 2022. (Xinhua/Lo Ping Fai)

Ronnie O'Sullivan of England plays a shot during the fourth quarter-final match against Ng On Yee of China's Hong Kong at the Hong Kong Masters snooker tournament in Hong Kong, south China, on October 7, 2022. (Xinhua/Lo Ping Fai)

Mark Williams of Wales plays a shot during the quarter-final match against Neil Robertson of Australia at the Hong Kong Masters snooker tournament in Hong Kong, south China on October 7, 2022. (Xinhua/Lo Ping Fai)

Ng On Yee of China's Hong Kong prepares to play a shot during the fourth quarter-final match against Ronnie O'Sullivan of England at the Hong Kong Masters snooker tournament in Hong Kong, south China, on October 7, 2022. (Xinhua/Lo Ping Fai)