The top four seeds in the women’s event at the US Open qualified for the semifinals, marking the first time in 51 years that the top four seeds have made it to the last four.

In the women’s event of the year’s final Grand Slam tennis tournament in New York, Ariana Sabalenka, Elena Rabykina, Jessica Puigola and Coco have managed to reach the semi-finals.

These four players are number one, two, three and four seeds. This is the first time in 51 years in US Open tennis history that the top four seeded players have reached the semifinals.

It is also the first time since the Wimbledon Championships in 2009 that the top four seeds have qualified for a women’s event at a Grand Slam.