If your opponent fails to return the ball back over the net to you, you win the point. You can play with two people (one-on-one), or with four (two-on-two) on different surfaces, including grass, hard court, carpet and clay.

Emma Raducanu’s promising run at Queen’s Club was halted by Qinwen Zheng, who survived a second set wobble to progress to the semi-finals.

Emma Raducanu cruised into the quarter-finals at the Queen's Club Championships with a 6-4 6-1 victory over Rebecca Sramkova on Thursday but fellow Britons Katie Boulter and Heather Watson were knocked out.