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 - 125 56 7
8. Expand places above mode in [7] to next stage - 147 78 9 - 169 90 E - 18E ET A
9. Connect the static [6] and expanded [8] strip - - 1 12 3 - 125 56 7 - 147 78 9 - 169 90 E - 18E ET A
10. Reverse and invert places in [9] back again 2 34 47B - 4 56 69B - 6 78 8EB - 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
13. Using the start change and overlap - 1 - 123 12 5 1234 7
14. Expand places above mode in [13] to next stage - 1 - 126 12 8 - 1 - 129 12 E 1290 A
15. Connect the static [12] and the expanded [14] strip - - 1 - 123 12 5 - 1 - 126 12 8 - 1 - 129 12 E 1290 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 D D D D D D D D D D D D D D D D E
21. Above places from [10] 2 34 47B - 4 56 69B - 6 78 8EB - 8 90 0AB - T AB B - -
22. Below places from [15] - - 1 - 123 12 5 - 1 - 126 12 8 - 1 - 129 12 E 1290 A
23. Hunt bell places from [20] 1 - - - - - - - - - 37 - 1 - - - - - - - B
24. [Unnamed] Alliance Fourteen 12 34 147B - 1234 1256 569B - 16 78 123678EB 12 18 90 10AB - 129T 12AB EB 1290 AB

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

13624857 Chhapra Junction Bob Major 34.1478-1236.1278.58.1234.78,12
0258T4371A6BE9 [Unnamed] Alliance Fourteen 34.147B-1234.1256.569B-16.78.123678EB.12.18.90.10AB-129T.12AB.EB.1290.AB,12
Major Fourteen
Chhapra Junction Bob Major [Unnamed] Alliance Fourteen