Former doubles partners Aryna Sabalenka and Eliza Mertens will compete today for reaching the semifinals of the prestigious tennis tournament in the Spanish capital with a prize pool of $2.5 million. The Belgian is now 16th in the world ranking, Sabalenka – 7th. Previously, the tennis players met 6 times, and the Belarusian celebrated four victories. On the clay court, tennis players crossed paths once, and then luck was on the side of Mertens.