Ahead of his world title defence against Javokhir Sindarov, D Gukesh has been advised by Grandmaster Krishnan Sasikiran to improve his speed, technique and handling of time pressure. Sasikiran warned that Sindarov is highly prepared and fast-paced, but said Gukesh's previous world championship experience could prove crucial in what promises to be a tough contest.source https://timesofindia.indiatimes.com/sports/chess/speed-up-your-calculation-d-gukesh-advised-ahead-of-world-chess-championship-match-against-javokhir-sindarov/articleshow/131905404.cms