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Highest Rosen score

Who has the highest Rosen score? Currently I think it’s him with 1541 but who else does? Also, has anyone ever done the Mona Lisa checkmate? (having every piece back on its starting position)((in a real game))

Who has the highest Rosen score? Currently I think it’s him with 1541 but who else does? Also, has anyone ever done the Mona Lisa checkmate? (having every piece back on its starting position)((in a real game))

"Mona Lisa checkmate?"

  1. f4 h5 2. Kf2 Nh6 3. Kg3 d5 4. Kh4 e5+ 5. Kxh5 Ng8#
  2. f3 d6 2. Kf2 e6 3. Kg3 g6 4. Kg4 d5 5. g3 e5#
  3. f3 h5 2. Kf2 e5 3. Kg3 h4+ 4. Kg4 d5#
    "in a real game"
  • unlikely
"Mona Lisa checkmate?" 1. f4 h5 2. Kf2 Nh6 3. Kg3 d5 4. Kh4 e5+ 5. Kxh5 Ng8# 1. f3 d6 2. Kf2 e6 3. Kg3 g6 4. Kg4 d5 5. g3 e5# 1. f3 h5 2. Kf2 e5 3. Kg3 h4+ 4. Kg4 d5# "in a real game" * unlikely

I have 124 Rosen Trophies with 21% of the goals completed (13 out of 63). Eric Rosen has all of the goals completed except the Mona Lisa checkmate (which was added just 9 months ago). Also, if you count both his Lichess and chess.com games, he actually has 1541 + 443 = 1984 (hmm, coincidence?) Rosen Trophies.

If you consider the ratio of Rosen Trophies to games played, @Berseker122 has the highest at ~1.9%, I have ~1.8%, @tpr has ~1.2%, and @Aguero10ten has ~0.5%.

@tpr said in #3:

"Mona Lisa checkmate?"

  1. f4 h5 2. Kf2 Nh6 3. Kg3 d5 4. Kh4 e5+ 5. Kxh5 Ng8#
  2. f3 d6 2. Kf2 e6 3. Kg3 g6 4. Kg4 d5 5. g3 e5#
  3. f3 h5 2. Kf2 e5 3. Kg3 h4+ 4. Kg4 d5#

That's not exactly what it is. See https://youtu.be/XAlcDWQ6iTM?t=387

"in a real game"

  • unlikely

If your opponent doesn't resign and you're up enough material/pawns able to promote it is possible.

I have 124 Rosen Trophies with 21% of the goals completed (13 out of 63). Eric Rosen has all of the goals completed except the Mona Lisa checkmate (which was added just 9 months ago). Also, if you count both his Lichess and chess.com games, he actually has 1541 + 443 = 1984 (hmm, coincidence?) Rosen Trophies. If you consider the ratio of Rosen Trophies to games played, @Berseker122 has the highest at ~1.9%, I have ~1.8%, @tpr has ~1.2%, and @Aguero10ten has ~0.5%. @tpr said in #3: > "Mona Lisa checkmate?" > 1. f4 h5 2. Kf2 Nh6 3. Kg3 d5 4. Kh4 e5+ 5. Kxh5 Ng8# > 1. f3 d6 2. Kf2 e6 3. Kg3 g6 4. Kg4 d5 5. g3 e5# > 1. f3 h5 2. Kf2 e5 3. Kg3 h4+ 4. Kg4 d5# That's not exactly what it is. See https://youtu.be/XAlcDWQ6iTM?t=387 > "in a real game" > * unlikely If your opponent doesn't resign and you're up enough material/pawns able to promote it is possible.

Mona Lisa checkmate is possible without promotion, but only if the opponent cooperates

  1. e4 h5 2. Qxh5 d5 3. Qxf7+ Kd7 4. Qxg7 Rxh2 5. Qxg8 Rxg2 6. Qxf8 Rxf2 7. Qxe7+ Kc6 8. Qxd8 Kc5 9. Qxc7+ Kb4 10. Qxc8 Rxd2 11. Qxb8 Rxc2 12. Qxa7 Rxb2 13. Qxa8 Rxa2 14. Qxb7+ Kc5 15. exd5 Rd2 16. Qc6+ Kb4 17. d6 Rxd6 18. Qxd6+ Kb3 19. Qd4 Kc2 20. Qd1#
Mona Lisa checkmate is possible without promotion, but only if the opponent cooperates 1. e4 h5 2. Qxh5 d5 3. Qxf7+ Kd7 4. Qxg7 Rxh2 5. Qxg8 Rxg2 6. Qxf8 Rxf2 7. Qxe7+ Kc6 8. Qxd8 Kc5 9. Qxc7+ Kb4 10. Qxc8 Rxd2 11. Qxb8 Rxc2 12. Qxa7 Rxb2 13. Qxa8 Rxa2 14. Qxb7+ Kc5 15. exd5 Rd2 16. Qc6+ Kb4 17. d6 Rxd6 18. Qxd6+ Kb3 19. Qd4 Kc2 20. Qd1#

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