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Post Undeleted by mathperson314
Added in proof for exd6#
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mathperson314
mathperson314
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How about example chess boardExample Chess Board

3R1R2R3B2R/4k3/8/3pPpN13pPp2/4N34NN2/8/8/7K w - (d|f)6 0 1

Which we get by the proof game (for en passant to f6):

1. e4 e5 
2. Qh5 g5
3. Qxg5Qxh7 h5Nh6
4. Qxh5Qxh8 Nf6c6
5. Qxe5+Qxh6 Qe7Bg7
6. Qxc7Qxg7 Qc5Qf6
7. Qxc5Qxf6 Nc6b6 
8. Qxc6 Nd5Ke7
9. b4Qxc8 Nxb4a6
10. d4Qxa6 Nxa2Nc6
11. Rxa2Qxb6 a6Rh8
12. Bb5 axb5Qxc6 Rxh2
13. Rxa8 Ba3Qg6 Rxg2
14. Qxc8+ Ke7Qxg5+ Ke8
15. Qc5+Qe3 Ke6Rxf2 
16. Qxa3Qd3 Rxh2Rxd2 
17. Qg3Qc3 Rxg2Rxc2 
18. Qf3Qc4 Rxf2Rxb2 
19. Bf4Qa4 Rxf3Rxa2 
20. c4Qc4 Rxf4Rc2 
21. cxb5Qc5 Rf3Rxc1+ 
22. b6Kf2 Rd3Rxc5 
23. Ra7Ra5 Rxd4Rb5 
24. Ra6Rxb5 Rb4Ke7 
25. Nc3Rc5 Rxb6Ke8 
26. Rxb6+Bb5 Ke7 
27. Nf3Nc3 Ke8 
28. Rxb7Rxe5+ Ke7Kf8 
29. Rb8Rc5 Ke6Ke8 
30. Rd8Rc7 Ke7 
31. Rhh8Ra7 Kd6Ke8 
32. Rhf8Ra8+ Ke7
33. Rhh8 Ke6 
3334. Ng5+Nf3 Ke7 
35. Kg1 Ke6 
36. Kh1 Ke7 
37. Ng5 Kd6 
3438. e5+ Ke7 
3539. Nce4Nge4 Ke6 
40. Ne2 Ke7 
41. N2g3 Ke6
42. Bc6 d5 
43. Be8 Ke7 
44. Rh7 Ke6 
45. Rh6+ Ke7 
46. Rh8 Ke6 
47. Nh5 Ke7 
48. Nf4 f5 
3649. e6exf6#

The proof for the other option is the same through Move 41:

42. Be2 Ke7 43. Bh5 Ke6 44. Ne2 f5 45. Be8 Ke7 46. Nf4 d5 exd6#

How about example chess board

3R1R2/4k3/8/3pPpN1/4N3/8/8/7K w - (d|f)6 0 1

Which we get by the proof game:

1. e4 e5 
2. Qh5 g5
3. Qxg5 h5
4. Qxh5 Nf6
5. Qxe5+ Qe7
6. Qxc7 Qc5
7. Qxc5 Nc6
8. Qxc6 Nd5
9. b4 Nxb4
10. d4 Nxa2
11. Rxa2 a6
12. Bb5 axb5 
13. Rxa8 Ba3 
14. Qxc8+ Ke7 
15. Qc5+ Ke6 
16. Qxa3 Rxh2 
17. Qg3 Rxg2 
18. Qf3 Rxf2 
19. Bf4 Rxf3 
20. c4 Rxf4 
21. cxb5 Rf3 
22. b6 Rd3 
23. Ra7 Rxd4 
24. Ra6 Rb4 
25. Nc3 Rxb6
26. Rxb6+ Ke7 
27. Nf3 Ke8 
28. Rxb7 Ke7 
29. Rb8 Ke6 
30. Rd8 Ke7 
31. Rhh8 Kd6 
32. Rhf8 Ke6 
33. Ng5+ Kd6 
34. e5+ Ke7 
35. Nce4 f5 
36. e6 d5

How about Example Chess Board

R3B2R/4k3/8/3pPp2/4NN2/8/8/7K w - (d|f)6 0 1

Which we get by the proof game (for en passant to f6):

1. e4 e5
2. Qh5 g5
3. Qxh7 Nh6
4. Qxh8 c6
5. Qxh6 Bg7
6. Qxg7 Qf6
7. Qxf6 b6 
8. Qxc6 Ke7
9. Qxc8 a6
10. Qxa6 Nc6
11. Qxb6 Rh8
12. Qxc6 Rxh2
13. Qg6 Rxg2
14. Qxg5+ Ke8
15. Qe3 Rxf2 
16. Qd3 Rxd2 
17. Qc3 Rxc2 
18. Qc4 Rxb2 
19. Qa4 Rxa2 
20.Qc4 Rc2 
21. Qc5 Rxc1+ 
22. Kf2 Rxc5 
23. Ra5 Rb5 
24. Rxb5 Ke7 
25. Rc5 Ke8 
26. Bb5 Ke7 
27. Nc3 Ke8 
28. Rxe5+ Kf8 
29. Rc5 Ke8 
30. Rc7 Ke7 
31. Ra7 Ke8 
32. Ra8+ Ke7
33. Rhh8 Ke6 
34. Nf3 Ke7 
35. Kg1 Ke6 
36. Kh1 Ke7 
37. Ng5 Kd6 
38. e5+ Ke7 
39. Nge4 Ke6 
40. Ne2 Ke7 
41. N2g3 Ke6
42. Bc6 d5 
43. Be8 Ke7 
44. Rh7 Ke6 
45. Rh6+ Ke7 
46. Rh8 Ke6 
47. Nh5 Ke7 
48. Nf4 f5 
49. exf6#

The proof for the other option is the same through Move 41:

42. Be2 Ke7 43. Bh5 Ke6 44. Ne2 f5 45. Be8 Ke7 46. Nf4 d5 exd6#
Post Deleted by mathperson314
Source Link
mathperson314
mathperson314
  • 403
  • 7

How about example chess board

3R1R2/4k3/8/3pPpN1/4N3/8/8/7K w - (d|f)6 0 1

Which we get by the proof game:

1. e4 e5 
2. Qh5 g5
3. Qxg5 h5
4. Qxh5 Nf6
5. Qxe5+ Qe7
6. Qxc7 Qc5
7. Qxc5 Nc6
8. Qxc6 Nd5
9. b4 Nxb4
10. d4 Nxa2
11. Rxa2 a6
12. Bb5 axb5 
13. Rxa8 Ba3 
14. Qxc8+ Ke7 
15. Qc5+ Ke6 
16. Qxa3 Rxh2 
17. Qg3 Rxg2 
18. Qf3 Rxf2 
19. Bf4 Rxf3 
20. c4 Rxf4 
21. cxb5 Rf3 
22. b6 Rd3 
23. Ra7 Rxd4 
24. Ra6 Rb4 
25. Nc3 Rxb6
26. Rxb6+ Ke7 
27. Nf3 Ke8 
28. Rxb7 Ke7 
29. Rb8 Ke6 
30. Rd8 Ke7 
31. Rhh8 Kd6 
32. Rhf8 Ke6 
33. Ng5+ Kd6 
34. e5+ Ke7 
35. Nce4 f5 
36. e6 d5