1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. c3 Ng6 6. Bxc6 dxc6 7. d4 exd4 8. Qxd4 Bg4 9. Be3 Bxf3 10. gxf3 Qh4 11. Nd2 Nf4 12. Qe5+ Ne6 13. Qg3 Qh5 14. e5 O-O-O 15. O-O-O Rd5 16. f4 g6 17. Nf3 Bh6 18. Rxd5 cxd5 19. Rd1 Rd8 20. h4 c5 21. Ng5 Bxg5 22. hxg5 Qe2 23. Qh3 d4 24. cxd4 cxd4 25. Rd2 Qe1+ 26. Rd1 Qb4 27. Bd2 Qc4+ 28. Kb1 Qe2 29. Qb3 Kb8 30. Bb4 Qxf2 31. Bd6+ Ka7 32. a4 Qxf4 33. Rc1 Qe4+ 34. Ka1 Qe3 35. Qc4 d3 36. Rd1 d2 37. Ka2 Qxg5 38. a5 Qe3 39. Qd5 Rc8 40. Rxd2 Nf4 41. Qd4+ Qxd4 42. Rxd4 g5 43. Be7 Ne6 44. Rd2 h5 45. Rg2 Rg8

[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "?"] [Black "?"] [Result "*"] [Link "https://www.chess.com/analysis/game/pgn/2vGkadXYbp/analysis?move=96"] 1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Nf3 Bg4 6. Bc4 O-O 7. h3 Bxf3 8. Qxf3 Nbd7 9. g4 e5 10. d5 h6 11. Be3 Nh7 12. Qe2 Qh4 13. O-O-O a6 14. Qd2 Ng5 15. Bxg5 hxg5 16. Rh2 b5 17. Be2 Nb6 18. b3 f5 19. exf5 gxf5 20. gxf5 g4 21. Rg1 Bh6 22. Rxg4+ Qxg4 23. Bxg4 Bxd2+ 24. Kxd2 Nd7 25. h4 Nf6 26. Bf3 Nh7 27. Be4 Kf7 28. h5 Rg8 29. h6 Rg4 30. Ke3 Rag8 31. a4 b4 32. Na2 a5 33. c3 Ng5 34. Bd3 bxc3 35. Nxc3 Nh7 36. Nb5 Rb8 37. Bc4 Rb7 38. Be2 Rg5 39. Bh5+ Kg8 40. Bg6 Nf6 41. h7+ Kh8 42. Kf3 Nxd5 43. Rg2 e4+ (43... Rxg2 44. Kxg2 Nf6) 44. Kxe4 Rxg2 45. Kxd5 Rxf2 46. Ke6 Kg7 47. Kd7 Rc2 48. f6+ Kxf6 49. h8=Q+ *

[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "?"] [Black "?"] [Result "*"] [SetUp "1"] [FEN "4r2r/ppnb2k1/2pq1pp1/5p2/3P1P2/2PB2NP/PP2RQP1/5RK1 w - - 1 1"] [Link "https://www.chess.com/analysis/game/pgn/5c2BsXLgBx/analysis?move=8"] 1. Rxe8 (1. h4 Rxe2 2. Bxe2) 1... Rxe8 2. h4 Nd5 3. h5 Ne7 (3... Ne3 4. Re1 Ng4 5. Qd2 Rxe1+ 6. Qxe1 Qxf4 7. Qe7+ Kh6) 4. Re1 gxh5 5. Bxf5 *

[Event "AkaaS viikonlopputurnaus"] [Site "Toijala"] [Date "2025.9.21"] [Round "4"] [White "Kivimäki, Kasper"] [Black "Ödner, Aarni"] [Result "1-0"] [WhiteELO "2171"] [BlackELO "2041"] 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. O-O Bg7 6. Bb5+ Nbd7 7. Re1 e5 8. d4 O-O 9. d5 a6 10. Bf1 b5 11. a4 Rb8 12. axb5 axb5 13. b3 b4 14. Bg5 Qb6 15. Nfd2 Nh5 16. Nc4 Qc7 17. Be7 f5 18. Bxd6 Qd8 19. exf5 Qg5 20. Nbd2 Bb7 21. Ne4 Qxf5 22. g4 1-0

[Event "AkaaS viikonlopputurnaus"] [Site "Toijala"] [Date "2025.09.20"] [Round "3"] [White "Vieira, Daniel"] [Black "Kivimäki, Kasper"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] 1. e4 c6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Nf3 Bg4 7. Bb5 e6 8. O-O Ne7 9. Be3 Nf5 10. h3 Bxf3 11. Qxf3 Be7 12. Nc3 O-O 13. Bxc6 bxc6 14. g4 Nxe3 15. Qxe3 c5 16. Ne2 Qb6 17. Qb3 Qxb3 18. axb3 Rfb8 19. dxc5 Bxc5 20. Rfc1 Bb6 21. Ra4 Rc8 22. Rc3 Rc7 23. Kg2 Rac8 24. f4 Kf8 25. f5 Ke7 26. Kf3 Kd7 27. Kf4 Rb7 28. Rxc8 Kxc8 29. g5 Bc7 30. Nd4 Bb6 31. Nb5 Kb8 32. Nd6 Rd7 33. Ra1 Bc5 34. Ne8 Rb7 35. Nxg7 Rb4+ 36. Kf3 Rxb3+ 37. Kg4 Rb4+ 38. Kg3 Be3 39. fxe6 Bf4+ 40. Kg2 fxe6 41. Nxe6 Bxe5 42. Nf8 Rxb2+ 43. Kf1 Bc3 44. Nxh7 Rh2 45. Ra3 d4 46. g6 Rxh3 47. Kg2 Rh6 48. Ra6 d3 49. Rd6 d2 50. Nf8 Kb7 51. Rxd2 Rxg6+ 52. Nxg6 Bxd2 53. Ne5 Bc3 54. Nc4 Kc6 55. Kf3 Kd5 56. Na3 Bb2 57. Nc2 Kc4 58. Ke2 Kc3 59. Kd1 a5 60. Ne3 Kd3 61. Nc2 Kc4 62. Kd2 Kb3 63. Kd3 Bc3 64. Na3 a4 65. Nc2 Ba5 66. Nd4+ Kb2 67. Nc2 Bd8 68. Ne3 Bg5 69. Nc4+ Kb3 70. Na5+ Kb4 71. Nc4 Bf4 72. Nb2 a3 73. Kc2 a2 74. Nd3+ Ka3 0-1

[Title "Puzzle 1 - Mate in 1"] [FEN "6k1/5ppp/8/8/8/8/5PPP/6KQ w - - 0 1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qa4+ Nc6 8. cxd5 exd5 9. e3 O-O 10. Be2 Rd8 11. O-O Bf8 12. Rfc1 a6 13. Qd1 Bf5 14. Na4 Rab8 15. Nc5 Bd6 16. Rc3 Ne7 17. b4 Ng6 18. a4 c6 19. g3 h5 20. h4 Nf8 21. Ng5 g6 22. Ra2 Qe7 23. Rb2 f6 24. Nf3 Ne6 25. Bd3 Bxd3 26. Qxd3 Kf7 27. Nxe6 Qxe6 28. b5 cxb5 29. axb5 a5 30. b6 Rdc8 31. Rbc2 Rxc3 32. Rxc3 a4 33. Qb5 a3 34. Qa5 Kg7 35. Kg2 Qe4 36. Qa4 Qe8 37. Qb3 Qe4 38. Qa4 Qe8 39. Qb3 Qg8 40. Nd2 Ra8 41. Rc2 Qd8 42. Qxd5 Qxb6 43. Ne4 Be7 44. Qd7 Kf8 45. d5 Qd8 46. Qe6 a2 47. d6 a1=Q 48. Rc7 Qxc7 49. dxc7 Qc1 50. Qd7 Qc6

[Site "Chess.com"] [Result "*"] 1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 c5 5. c3 Nc6 6. Be2 Bd6 7. Bg3 O-O 8. Nbd2 a5 9. dxc5 Bxc5 10. O-O Re8 11. Ne5 Nxe5 12. Bxe5 Bd7 13. Re1 b5 14. Nb3 Bb6 15. Nd4 Bxd4 16. Qxd4 Bc6 17. Bxf6 Qxf6 18. Qxf6 gxf6 19. a3 e5 20. Bf3 f5 21. b4 Rec8 22. Rac1 Kf8 23. h3 Ke7 24. Kf1 Rc7 25. Rc2 e4 26. Be2 Ke6 27. f3 Bd7 28. Kf2 axb4 29. axb4 Ra3 30. Rec1 Be8 31. f4 Kd6 32. Ke1 Ra8 33. Kd2 f6 34. Rg1 h5 35. Rb1 Rg7 36. Bf1 h4 37. Ke1 Kc6 38. Kf2 Kb6 39. Rd1 Bc6 40. Rcc1 Ra2+ 41. Be2 Rxg2+ (41... Rxe2+) 42. Kxg2 Rxe2+ 43. Kg1 Rxe3 44. Kg2 Rg3+ 45. Kh2 Rg7 46. Rg1 Rd7 47. Rg6 d4 48. cxd4 Rxd4 49. Rxf6 Rc4 50. Rxc4 bxc4 51. Rxf5 e3 52. Kg1 Bf3 53. Rc5 Be2 54. f5 Bd3 55. f6 *

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 h6 8. Bh4 Na6 9. h3 Nc7 10. Nf3 a6 11. O-O O-O 12. Qc2 Be6 13. Ne5 Nd7 14. Bxe7 Qxe7 15. f4 Nxe5 16. fxe5 f6 17. exf6 Rxf6 18. Rxf6 Qxf6 19. Rf1 Qe7 20. Qf2 Nb5 21. Nxb5 axb5 22. Bb1 Re8 23. Qc2

[Event "?"] [Site "Chess.com iPhone"] [Date "????.??.??"] [Round "?"] [White "?"] [Black "?"] [Result "*"] [FEN "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"] 1. e4 e5 2. Nf3 Qe7 3. Bc4 d6 4. Nc3 c6 5. a4 h6 6. d4 Bg4 7. Be3 Nf6 8. h3 Bh5 9. Qd3 Bg6 10. d5 c5 11. O-O Qd8 12. a5 Be7 13. Rfb1 O-O 14. b4 cxb4 15. Rxb4 Nxe4 16. Nxe4 f5 17. Nc5 dxc5 18. d6+ Kh7 19. dxe7 Qxe7 20. Rb5 e4 21. Qa3 exf3 22. Bxc5 Qg5 23. Qxf3 Rc8 24. Be6 Rc6 25. Bd5 f4 26. Bd4 Qe7 27. Qxf4 a6 28. Rb3 Rc7 29. Re3 Qd7 30. Be6 Qc6 31. Qf8 h5 32. Bg8+ {*}