Return from retirement

In 2017, Kasparov came out of retirement to participate in the inaugural St. Louis Rapid and Blitz tournament from 14–19 August, scoring 3.5/9 in the rapid and 9/18 in the blitz, finishing 8th out of 10 participants, which included Nakamura, Caruana, former world champion Anand, and the eventual winner, Aronian.