The Karpov line. White  abandons all ambitious thoughts of taking Black's position by storm and  sends the game into a maneuvering stage. Despite Nepomniachtchi's  experience in this line, somehow I don't think he would find success  playing this way against Carlsen.
1. e2e4  1... c7c5  2. g1f3  2... e7e6 A clever choice from Saric, who was looking for a  back door entrance to the Sveshnikov Variation. 3. d2d4  3... c5d4  4. f3d4  4... g8f6  5. b1c3  5... b8c6  6. d4b5 Possibly, a case of keeping his cards close to the chest. 6... d7d6  7. c1f4  7... e6e5  8. f4g5  8... a7a6  9. b5a3  9... b7b5 