Aryna Sabalenka and Nick Kyrgios are set to compete in a 'Battle of the Sexes' tennis match in Dubai, marking the second such event since the 1973 match between Billie Jean King and Bobby Riggs. This exhibition game follows a history of inter-gender matches, including Riggs' earlier contest with Margaret Court. The article lists past participants and winners of male vs. female tennis matches, noting that while this is the second official 'Battle of the Sexes,' inter-gender contests have occurred on multiple occasions.