Extend Lurgashall Bob Triples

EP4 Triple Mode Constraints

EP4 Triple Mode Derivation

  0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
1. Lurgashall Bob Triples 127 345 167 125 3 7 345 7
2. Extract places made by the hunt bell 1 - - - - - - 7
3. Extract places above the hunt bell 27 345 67 5 - 7 - -
4. Extract places below the hunt bell - - 1 12 3 - 345 -
Expand places above the hunt bell H G F E D C B A
5. Reverse and invert places from [3] - - 1 - 3 12 345 16
6. Separate into two overlapping strips - - 1 - 3 12 345
7. Using the start change and overlap - 1 - 3 12 345 16
8. Expand places above mode in [7] to next stage - 1 - 6 15 678 - 1 - 9 18 90E 1T
9. Connect the static [6] and expanded [8] strip - - 1 - 3 12 345 - 1 - 6 15 678 - 1 - 9 18 90E 1T
10. Reverse and invert places in [9] back again 2A 345 6A 5 - A - 678 9A 8 - A - 90E TA E - A - -
Expand places below the hunt bell A B C D E F G H
11. Below places from [4] - - 1 12 3 - 345 -
12. Separate into two overlapping strips - - 1 12 3
13. Using the start change and overlap - 1 12 3 - 345 -
14. Expand places above mode in [13] to next stage - 1 14 5 - 1 16 7 - 1 18 9 - 90E -
15. Connect the static [12] and the expanded [14] strip - - 1 12 3 - 1 14 5 - 1 16 7 - 1 18 9 - 90E -
Expand places of the hunt bell A B C D E F G H
16. Hunt bell places from [2] 1 - - - - - - 7
17. Separate into two overlapping strips 1 - -
18. Using the start change and overlap - - - - - - 7
19. Expand places above mode in [18] to next stage - - - - - - - - - - - - - - - - A
20. Connect the static [17] and the expanded [19] strip 1 - - - - - - - - - - - - - - - - - - A
Recombine above, below and hunt bell places A B C D E F G G H H I J K K K K K K K L
21. Above places from [10] 2A 345 6A 5 - A - 678 9A 8 - A - 90E TA E - A - -
22. Below places from [15] - - 1 12 3 - 1 14 5 - 1 16 7 - 1 18 9 - 90E -
23. Hunt bell places from [20] 1 - - - - - - 5A 60 1A - - - - - - - - - A
24. [Unnamed] Differential Sextuples 12A 345 16A 125 3 A 1 145678A 5690A 18A 1 16A 7 90E 1TA 18E 9 A 90E A

Extension and contraction candidates using extension process EP4-6/1:6:1/1:4:1/1:2:1  

p 1352746 Lurgashall Bob Triples 345.167.125.3.7.345.7,127
A56742T3E9801 [Unnamed] Differential Sextuples 345.16A.125.3.A.1.145678A.5690A.18A.1.16A.7.90E.1TA.18E.9.A.90E.A,12A
Triples Sextuples
Lurgashall Bob Triples [Unnamed] Differential Sextuples