1. d2d4  1... d7d5  2. c2c4  2... e7e6  3. b1c3  3... c7c5  4. c4d5  4... e6d5 Duda was in a must-win  situation, whereas the young Indian talent Gukesh D. was mostly enjoying  the opportunity to play against the world's elite. 5. g1f3 