The British pair of Emma Raducanu and Katie Boulter lost 6-2, 7-5 to Routliffe and Kichenok while Sonay Kartal was beaten 6-1, 6-3 by Amanda Anisimova

Raducanu is really starting to dominate now and in what feels like no time at all, she is serving for this opening set.

Emma Raducanu began her grass-court singles campaign with a victory over Cristina Bucsa while Katie Boulter dug deep in her win against Ajla Tomljanovic

Boulter and Raducanu do get to deuce but their opponents win the deciding point to go one game ahead and hold serve.

epa12169939 Emma Raducanu of Britain in action with Katie Boulter of Britain during their women's doubles quarter-final match against Erin Routliffe of New Zealand and Lyudmyla…

The British pair of Emma Raducanu and Katie Boulter lost 6-2, 7-5 to Routliffe and Kichenok while Sonay Kartal was beaten 6-1, 6-3 by Amanda Anisimova

Emma Raducanu’s positive week at Queen’s came to a difficult end as she was overpowered by Zheng Qinwen, the world No 5 winning 6-2, 6-4