Extend Lots Bridge Bob Minor

EP4 Triple Mode Constraints

EP4 Triple Mode Derivation

  0 1 2 3 4 5 6 7 8 9 10
1. Lots Bridge Bob Minor 12 - 1456 1256 36 12 36
2. Extract places made by the hunt bell 1 - - - - - 6
3. Extract places above the hunt bell 2 - 456 56 6 - -
4. Extract places below the hunt bell - - 1 12 3 12 3
Expand places above the hunt bell G F E D C B A
5. Reverse and invert places from [3] - - 1 12 123 - 5
6. Separate into two overlapping strips - - 1 12 123
7. Using the start change and overlap 12 123 - 5
8. Expand places above mode in [7] to next stage 12 123 12 123 - 9
9. Connect the static [6] and expanded [8] strip - - 1 12 123 12 123 12 123 - 9
10. Reverse and invert places in [9] back again 2 - 890 90 890 90 890 90 0 - -
Expand places below the hunt bell A B C D E F G
11. Below places from [4] - - 1 12 3 12 3
12. Separate into two overlapping strips - - 1 12 3 12 3
13. Using the start change and overlap 12 3 12 3
14. Expand places above mode in [13] to next stage 12 7 12 7
15. Connect the static [12] and the expanded [14] strip - - 1 12 3 12 3 12 7 12 7
Expand places of the hunt bell A B C D E F G
16. Hunt bell places from [2] 1 - - - - - 6
17. Separate into two overlapping strips 1 - -
18. Using the start change and overlap - - - - - 6
19. Expand places above mode in [18] to next stage - - - - - - - 0
20. Connect the static [17] and the expanded [19] strip 1 - - - - - - - - - 0
Recombine above, below and hunt bell places A B C D E F G H I J K
21. Above places from [10] 2 - 890 90 890 90 890 90 0 - -
22. Below places from [15] - - 1 12 3 12 3 12 7 12 7
23. Hunt bell places from [20] 1 - - - - - - - - - 0
24. [Unnamed] Bob Royal 12 - 1890 1290 3890 1290 3890 1290 70 12 70

Extension and contraction candidates using extension process EP4-4/3:2:3/3:4:2/1:2:1  

142563 Lots Bridge Bob Minor -1456.1256.36.12.36,12
1429567803 [Unnamed] Bob Royal -1890.1290.3890.1290.3890.1290.70.12.70,12
142ATE098765B3 [Unnamed] Differential Bob Fourteen -1TAB.12AB.3TAB.12AB.3TAB.12AB.7TAB.12AB.7TAB.12AB.EB.12.EB,12
Minor Royal Fourteen
Lots Bridge Bob Minor [Unnamed] Bob Royal [Unnamed] Differential Bob Fourteen