Extend Gorakhpur City Halt Bob Major

EP4 Triple Mode Constraints

EP4 Triple Mode Derivation

  0 1 2 3 4 5 6 7 8 9 10
1. Gorakhpur City Halt Bob Major 12 3456 14 56 123678 1234 58 1256 78
2. Extract places made by the hunt bell 1 - - - - - - - 8
3. Extract places above the hunt bell 2 3456 4 56 678 - 8 - -
4. Extract places below the hunt bell - - 1 - 123 1234 5 1256 7
Expand places above the hunt bell I H G F E D C B A
5. Reverse and invert places from [3] - - 1 - 123 34 5 3456 7
6. Separate into two overlapping strips - - 1 - 123
7. Using the start change and overlap - 123 34 5 3456 7
8. Expand places above mode in [7] to next stage - 145 56 7 5678 9
9. Connect the static [6] and expanded [8] strip - - 1 - 123 - 145 56 7 5678 9
10. Reverse and invert places in [9] back again 2 3456 4 56 670 - 890 - 0 - -
Expand places below the hunt bell A B C D E F G H I
11. Below places from [4] - - 1 - 123 1234 5 1256 7
12. Separate into two overlapping strips - - 1 - 123 1234
13. Using the start change and overlap 123 1234 5 1256 7
14. Expand places above mode in [13] to next stage 123 1234 7 1278 9
15. Connect the static [12] and the expanded [14] strip - - 1 - 123 1234 123 1234 7 1278 9
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 - - - - - - - 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 3456 4 56 670 - 890 - 0 - -
22. Below places from [15] - - 1 - 123 1234 123 1234 7 1278 9
23. Hunt bell places from [20] 1 - - - - - - - - - 0
24. [Unnamed] Bob Royal 12 3456 14 56 123670 1234 123890 1234 70 1278 90

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

13624785 Gorakhpur City Halt Bob Major 3456.14.56.123678.1234.58.1256.78,12
1352047869 [Unnamed] Bob Royal 3456.14.56.123670.1234.123890.1234.70.1278.90,12
1302E85T4976 [Unnamed] Differential Bob Maximus 3456.14.56.12367T.1234.12389T.1234.1230ET.1234.9T.1290.ET,12
1382ET4AB95607 [Unnamed] Differential Bob Fourteen 3456.14.56.12367B.1234.12389B.1234.1230EB.1234.123TAB.1234.EB.12ET.AB,12
13B2EDTAC9864750 [Unnamed] Bob Sixteen 3456.14.56.12367D.1234.12389D.1234.1230ED.1234.123TAD.1234.123BCD.1234.AD.12AB.CD,12
Major Royal Maximus Fourteen Sixteen
Gorakhpur City Halt Bob Major [Unnamed] Bob Royal [Unnamed] Differential Bob Maximus [Unnamed] Differential Bob Fourteen [Unnamed] Bob Sixteen