1. e2e4  1... c7c5  2. g1f3  2... b8c6  3. b1c3 Shirov uses a well-known move order designed to avoid the infamous Sveshnikov Sicilian. This variation of the Sicilian is one of Gukesh's favorite weapons with the black pieces; his recent, brilliant win over Nodirbek Abdusattorov in Biel is the best example. 3... e7e5 This is the most principled reply, ensuring that White can no longer get the open Sicilian. 4. f1c4  4... d7d6  5. d2d3  5... h7h6 Some decades ago, this would have been considered a second-rate move. However, almost everything Magnus Carlsen touches turns to gold, so this approach recently gained traction among the strong players. 6. c3d5 A rare but reasonable continuation. 6... g8f6  7. c2c3  7... f8e7  8. a2a3 Shirov's play is logical—he is preparing to seize space on the queenside with b2-b4. Gukesh decides to stop this plan in its tracks with 8... a7a5 This is a novelty. 9. h1g1 Shirov's trademark approach $1 He plans to exchange the f6-knight and push g2-g4, which usually gains in strength with the presence of the h6-hook.