Extend Chhapra Junction Bob Major


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 20
1. Chhapra Junction Bob Major 12 34 1478 - 1236 1278 58 1234 78
2. Extract places made by the hunt bell 1 - - - - - - - 8
3. Extract places above the hunt bell 2 34 478 - 6 78 8 - -
4. Extract places below the hunt bell - - 1 - 123 12 5 1234 7
Expand places above the hunt bell I H G F E D C B A
5. Reverse and invert places from [3] - - 1 12 3 - 125 56 7
6. Separate into two overlapping strips - - 1 12 3 - 125 56 7
7. Using the start change and overlap 12 3 - 125 56 7
8. Expand places above mode in [7] to next stage 12 6 - 128 89 0 12 9 - 12E ET A
9. Connect the static [6] and expanded [8] strip - - 1 12 3 - 125 56 7 12 6 - 128 89 0 12 9 - 12E ET A
10. Reverse and invert places in [9] back again 2 34 4AB - 6 AB 5 67 7AB - 9 AB 8 90 0AB - T AB B - -
Expand places below the hunt bell A B C D E F G H I
11. Below places from [4] - - 1 - 123 12 5 1234 7
12. Separate into two overlapping strips - - 1 - 123 12 5 1234
13. Using the start change and overlap 123 12 5 1234 7
14. Expand places above mode in [13] to next stage 123 12 5 1234 123 12 5 1234 123 12 5 1234 A
15. Connect the static [12] and the expanded [14] strip - - 1 - 123 12 5 1234 123 12 5 1234 123 12 5 1234 123 12 5 1234 A
Expand places of the hunt bell A B C D E F G H I
16. Hunt bell places from [2] 1 - - - - - - - 8
17. Separate into two overlapping strips 1 - -
18. Using the start change and overlap - - - - - - - 8
19. Expand places above mode in [18] to next stage - - - - - - - - - - - - - - - - - B
20. Connect the static [17] and the expanded [19] strip 1 - - - - - - - - - - - - - - - - - - - B
Recombine above, below and hunt bell places A B C D E F G G G H H H H H H H H H H H I
21. Above places from [10] 2 34 4AB - 6 AB 5 67 7AB - 9 AB 8 90 0AB - T AB B - -
22. Below places from [15] - - 1 - 123 12 5 1234 123 12 5 1234 123 12 5 1234 123 12 5 1234 A
23. Hunt bell places from [20] 1 - - - - - B 5B 48 - 6B - - - - - - - - - B
24. [Unnamed] Differential Fourteen 12 34 14AB - 1236 12AB 5B 1234567B 123478AB 12 569B 1234AB 1238 1290 50AB 1234 123T 12AB 5B 1234 AB

Extension and contraction candidates using extension process EP4-6/3:6:2/4:4:5/1:2:1  

13624857 Chhapra Junction Bob Major 34.1478-1236.1278.58.1234.78,12
4312E5A9T706B8 [Unnamed] Differential Fourteen 34.14AB-1236.12AB.5B.1234567B.123478AB.12.569B.1234AB.1238.1290.50AB.1234.123T.12AB.5B.1234.AB,12
Major Fourteen
Chhapra Junction Bob Major [Unnamed] Differential Fourteen