[Event "USA Championship 2026"] [Site "Saint Louis"] [Date "2026.10.09"] [Round "1.3"] [White "So, Wesley"] [Black "Shankland, Sam"] [Result "1-0"] [ECO "C50"] [WhiteElo "2774"] [BlackElo "2646"] [Annotator "Mosaico Ajedrecístico"] [PlyCount "159"] [EventDate "2026.??.??"] {[%evp 10,159,20,12,26,12,38,12,22,17,29,21,28,21,38,19,33,29,35,16,59,46,60,39,58,39,52,55,76,66,99,95,151,162,166,138,224,185,256,237,310,297,331,277,371,307,354,271,323,-1,165,-1,381,370,400,366,390,338,402,365,377,200,185,198,170,147,183,-843,1,-1,0,1,27,30,68,48,72,69,85,90,93,57,71,82,86,27,1,25,1,1,2,6,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,0,1,0,1,0,0,0,0,0,0,0,0,0,233,1,580,126,392,377,513,361,395,44,344,391,801,376,1608,1352,1682,-1,1897,1703,1756,1157,1670,1444,1885,1415,24771,1650,2048,1286,24789,1150]} {C50: Giuoco Piano} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 a5 7. Re1 Ba7 8. a4 (8. Na3 h6 9. Nb5 Bb8 10. d4 O-O 11. h3 Re8 12. Bd3 $1 Ne7 13. c4 Ng6 14. dxe5 (14. Be3 $14) 14... Nxe5 15. Nxe5 dxe5 16. c5 c6 17. Nc3 Be6 18. Be3 Qe7 19. Qe2 Bc7 20. b3 Nd7 21. Na4 Red8 22. Rad1 Nf8 {Nepomniachtchi,I (2773)-Carlsen,M (2865) chess24.com INT 2022 ½-½ (57)}) (8. Nbd2 O-O 9. h3 Be6 10. Bb5 Ne7 11. d4 Ng6 12. Ba4 (12. Bd3 Nh5 13. Nf1 Nhf4 14. Bc2 c6 15. Ng3 Qd7 {[%CAl Oe6h3]} 16. Nf5 $1 f6 17. N5h4 Rfe8 18. Nxg6 Nxg6 19. Be3 Qc7 20. a4 Bf7 21. Qb1 (21. h4) 21... Rad8 $11 22. Kh1 (22. b4 $11) 22... exd4 $1 $15 23. Nxd4 (23. cxd4 $15 d5 24. Kg1) 23... d5 $17 24. exd5 (24. Nf5 $17 c5 25. exd5 Rxd5 26. f4) 24... Bxd5 $2 (24... Rxd5 $19 25. Bb3 Nh4) 25. Bxg6 $11 hxg6 26. Qxg6 Bb8 {Erigaisi,A (2757)-Pranesh,M (2666) Chennai IND 2026 ½-½ (34)}) 12... Nh5 13. Nf1 Nhf4 14. Ng3 exd4 15. Nxd4 Bxd4 16. cxd4 d5 17. Qf3 Qf6 18. Bd1 Qh4 19. Bd2 c6 20. Rc1 f5 21. exf5 Bxf5 22. Nxf5 Rxf5 {Dominguez Perez,L (2752)-So,W (2772) Berlin 2022 0-1 (39)}) 8... O-O 9. h3 Be6 $146 (9... h6 10. Na3 Ne7 11. Bb3 c6 12. d4 Qc7 13. Bc2 Ng6 14. Be3 Re8 15. Qd2 Be6 16. Rad1 Rad8 17. c4 Bc8 18. Qc3 exd4 19. Bxd4 Bxd4 20. Nxd4 Re5 21. Nf3 Rh5 {[%CAl Oc8h3]} 22. Qd4 $2 (22. Nd4 $11) 22... Bxh3 $19 23. e5 Qc8 24. Bxg6 {Zhao,Y (2169)-Lu,M (2419) Zhejiang CHN 2026 0-1}) 10. Bxe6 (10. Nbd2 h6 11. Nf1 (11. Bxe6 fxe6 12. Nf1 Nh5 13. Be3 Qe8 14. Bxa7 Rxa7 15. Re3 Nf4 16. h4 Qg6 {[%csl Gf4][%CAl Rg6g2]} 17. g3 d5 (17... Raa8 $11) 18. N1h2 (18. Kh2 $14) 18... d4 (18... Raa8 $11) 19. Re1 $16 Nh5 (19... Raa8 $14) 20. Kh1 (20. Rc1 $16) 20... Nf6 $14 21. Ng1 (21. Rc1 $14) 21... Nd7 22. Ngf3 (22. Kg2 $14) 22... Nc5 (22... Nf6 $11) 23. Qc2 $14 b6 24. Rab1 Nd7 25. Qb3 Qe8 {Van Foreest,J (2715)-Anton Guijarro,D (2691) chess24.com INT 2022 ½-½ (81)} (25... Nd8 $14)) (11. Bb5 Ne7 (11... Nd7 $11) 12. d4 $14 Ng6 13. Nf1 c6 14. Bd3 Nh5 15. Ne3 (15. Bc2 $14) 15... Nhf4 $11 16. Bf1 exd4 17. Nxd4 Bxd4 (17... d5 $1 $11) 18. Qxd4 (18. cxd4 $16 d5 19. e5) 18... Qg5 (18... Ne5 $11 19. Qd1 Qh4) 19. Kh2 {[%CAl Oc3c4]} Ne5 $2 (19... Rae8 $11) 20. Nf5 $18 Rad8 $2 (20... Rfe8 21. h4 Qg4) 21. Qe3 Bxf5 22. exf5 Rde8 $2 (22... Nd5 23. Qxg5 hxg5) 23. Qxf4 $18 Ng4+ 24. Qxg4 Qxg4 25. Rxe8 Qd1 {Elmer Prudente (1983)-Mohamed-Mehdi Aithmidou (2255) Samarkand UZB 2026 0-1 (40)}) (11. Bb3 $11) 11... Nxe4 $17 12. Rxe4 d5 13. Bxd5 Qxd5 14. Re1 Rad8 15. Be3 Bxe3 16. Rxe3 f5 17. Re1 (17. Qe1 $15) 17... f4 (17... Bf7 $17 {[%CAl Of7h5]} 18. Ne3 Qe6) 18. Qe2 (18. b4 $15) 18... Rfe8 $1 $17 19. Qe4 (19. Red1 $17) 19... Bf7 $19 20. Rad1 (20. Red1 $17) 20... Qd6 21. Rd2 (21. Nh4 $17) 21... Bg6 $19 22. Qc4+ Kh8 (22... Qd5 $19 {[%CAl Rg6d3]} 23. Qxd5+ Rxd5) 23. Red1 $17 Qd5 (23... Qe6 $142 24. Qxe6 Rxe6) 24. Qb5 $17 Rd6 {Kumar,N (2138)-Stearman,J (2406) Charlotte 2021 0-1 (37)}) 10... fxe6 11. Be3 Bxe3 12. Rxe3 d5 13. Nbd2 $1 {[%csl Gd2][%CAl Gb1d2]} d4 14. Re1 dxc3 (14... Nh5 $11) 15. bxc3 $14 Qxd3 16. Qb3 {[%csl LRb7,LRe6]} Rab8 17. Qxe6+ Kh8 18. Qb3 $1 (18. Nxe5 $2 Nxe5 (18... Qxd2 19. Nf7+ Rxf7 20. Qxf7 $15) 19. Qxe5 Qxd2 $19) 18... Nh5 19. Re3 Qd7 20. Nc4 Nf4 (20... Rfe8 $142) 21. Ncxe5 $16 Nxe5 22. Nxe5 Qe7 (22... Qe8 $16 23. Nf3 h6) 23. Nf3 $18 Rf6 (23... Qd6 $142 24. Qb5 Qg6) 24. Kh2 Rbf8 {[%CAl Of4h3]} 25. e5 (25. Qxb7 Nxh3 26. e5 (26. Kxh3 Rh6+ 27. Kg4 Qe6+ 28. Kg3 Qg6+) 26... Rb6 $15) 25... Rb6 26. Qc2 Rg6 27. Rg1 Nd5 28. Re4 Nf4 29. Re3 $2 {[%csl Gd4,Re3][%CAl Re4e3,Gf3d4]} (29. Nd4 $18) 29... Nd5 $1 $11 {[%csl Gd5][%CAl Gf4d5] [#]} 30. Re4 (30. Ree1 $1 $18) 30... Nf4 31. Nd4 Qh4 {[%CAl Og6g2]} 32. Re3 c5 33. Nf5 Qg5 34. g4 Re6 35. Qb3 (35. h4 $142 Rh6 36. Rh3 (36. Nxh6 $2 Qxh4+)) 35... g6 $18 36. h4 Qd8 37. Rd1 Qc8 38. Ng3 {[#]} (38. Nd6 $2 Rxd6 39. f3 (39. Rxd6 Qxg4 40. Qxb7 Qxh4+ 41. Kg1 Nh3+ {[%csl Oa4]} 42. Kh1 Nxf2+ 43. Kg1 Nh3+ 44. Rxh3 Qf2+ 45. Kh1 Qf1+ 46. Kh2 Rf2+ 47. Kg3 Qg1+) 39... c4 $19) (38. Nh6 $18) 38... c4 $2 {[%csl Rc4,Ge5][%CAl Rc5c4,Ge6e5]} (38... Rxe5 $1 $19 {[%CAl Oc8g4]} 39. Nf5 Qc6) 39. Qb5 $132 Nd3 $1 {[%csl Gd3][%CAl Gf4d3]} 40. f3 {[%CAl Og3e2]} (40. Qxa5 Rxf2+ 41. Kg1 Rf4) 40... Qd8 41. g5 $1 {[%csl Gg5][%CAl Gg4g5]} (41. Qxb7 Qxh4+ 42. Kg2 Nf4+ (42... Nxe5 43. Rd4 $16) 43. Kf2 Qh2+ 44. Ke1 Qxg3+ 45. Kd2 Qf2+ 46. Kc1 Qxe3+ 47. Kc2 Rb6 (47... Qxe5 $2 48. Rh1 $19) 48. Qc7 Qe2+ (48... Nd3 49. Qxb6 Qxb6 50. Rxd3 cxd3+ 51. Kxd3 Rxf3+ 52. Kc4 Qc6+ 53. Kd4 Rf4+ {[%csl Od4,Og4]} 54. Kd3 Qe4+ 55. Kd2 Rf2+ 56. Kd1 Qh1#) 49. Rd2 Rb2+ (49... Qxf3 $2 50. Qxb6 Ne2 51. Rd8 $19) 50. Kxb2 Qxd2+ 51. Ka1 Qd1+ (51... Qxc3+ 52. Kb1 Ne2 53. Ka2 Qd2+ 54. Kb1 Qc1+ 55. Ka2 Nc3#) 52. Ka2 Qb3+ (52... Qxa4+ 53. Kb1 Qd1+ 54. Ka2 Qb3+ 55. Ka1 Nd3 56. Qxh7+ Kxh7 57. g5 Qb2#) 53. Ka1 Nd3 (53... Qxa4+ 54. Kb1 Qd1+ 55. Ka2 Qb3+ 56. Ka1 Nd3 57. Qxh7+ Kxh7 58. g5 Qb2#)) 41... Rf4 (41... Qc7 $11) 42. Re4 $1 $14 {[%csl Ge4][%CAl Ge3e4]} (42. Qxb7 Rxh4+ 43. Kg1 Qxg5 $17 (43... Rxe5 $2 44. Rxe5 Rh3 45. Qe4 $18)) 42... Rxf3 43. Qxc4 Rc6 44. Qd4 Qxd4 45. cxd4 Nf4 $1 {[%csl Gf4][%CAl Gd3f4]} 46. Rd2 Rcc3 {[%CAl Oh8g7]} 47. d5 (47. e6 $1 $16 {[%CAl Re6e7]} Nxe6 48. Rxe6 Rxg3 49. d5) 47... Nxd5 $11 48. Rxd5 Rxg3 49. e6 {[%CAl Oe6e7]} Rge3 50. Rde5 Rc2+ 51. Kg1 Rxe4 52. Rxe4 Rc8 $1 {[%csl Gc8][%CAl Gc2c8]} 53. Rd4 Re8 54. Rd6 Kg8 55. Kf2 Kf8 56. Rb6 (56. Ke3 $5 Ke7 $8 57. Rd7+ Kxe6 58. Rxh7 $11 (58. Rxb7 Kd5+ 59. Kd3 Re1 $11)) 56... Ke7 57. Ke3 Rc8 58. Kd4 {[%CAl Od4d5]} (58. Rxb7+ {simplifica...} Kxe6 59. Rxh7 Rc4 60. Kf3) 58... Rc1 59. Kd5 Rd1+ 60. Kc5 Rh1 61. Rxb7+ Kxe6 62. Rxh7 Rb1 $1 {[%csl Gb1][%CAl Gh1b1]} 63. Rg7 Kf5 64. Ra7 Kg4 $2 {[%csl Gb4,Rg4][%CAl Rf5g4,Gb1b4]} (64... Rb4 $11) 65. Rxa5 $18 Kxh4 66. Rb5 Ra1 ({No sirve:} 66... Rxb5+ 67. axb5 Kxg5 68. b6 Kh4 69. b7 Kh3 70. b8=Q (70. b8=B Kg4 $11) 70... Kg4 71. Qe5) 67. Kb4 Rb1+ 68. Ka5 Ra1 (68... Rxb5+ 69. axb5 Kxg5 70. b6 Kh4 71. b7 Kh5 72. b8=Q (72. b8=R g5 73. Kb5 Kg6 74. Kc4 Kf5 75. Kd4 Kf6 76. Kd5 Ke7) 72... Kh4 73. Qf8) 69. Rc5 $2 {[%csl Rc5][%CAl Rb5c5]} (69. Re5 $18) 69... Rb1 $1 $14 {[%csl Gb1][%CAl Ga1b1]} 70. Ka6 Kg4 $2 {[%csl Gb4,Rg4][%CAl Rh4g4,Gb1b4]} (70... Rb4 71. a5 Kg3) 71. a5 $18 Kf4 $2 {[%csl Rf4,Gh5][%CAl Rg4f4,Gg4h5]} (71... Kh5 72. Rb5 Re1) 72. Rb5 Re1 73. Rc5 $2 {[%csl Gb7,Rc5][%CAl Rb5c5,Ga6b7]} (73. Kb7 $18 Re7+ 74. Kc6) 73... Rb1 $11 74. Rd5 Rb2 75. Rb5 Re2 76. Kb6 Re6+ 77. Kc7 Kg4 78. Rc5 Kf4 79. Kb7 Re7+ 80. Kb6 (80. Kb6 Kg4 81. a6 $18) 1-0