Extend Parkhouse Halt Place Minor

EP4 Triple Mode Constraints

EP4 Triple Mode Derivation

  0 1 2 3 4 5 6 7 8 9 10 11 12
1. Parkhouse Halt Place Minor 14 56 1456 - 1236 1234 56
2. Extract places made by the hunt bell 1 - - - - - 6
3. Extract places above the hunt bell 4 56 456 - 6 - -
4. Extract places below the hunt bell - - 1 - 123 1234 5
Expand places above the hunt bell G F E D C B A
5. Reverse and invert places from [3] - - 1 - 123 12 3
6. Separate into two overlapping strips - - 1 - 123 12 3
7. Using the start change and overlap - 1 - 123 12 3
8. Expand places above mode in [7] to next stage - 1 - 123 12 3
9. Connect the static [6] and expanded [8] strip - - 1 - 123 12 3 - 1 - 123 12 3
10. Reverse and invert places in [9] back again 0 ET 0ET - T - 0 ET 0ET - T - -
Expand places below the hunt bell A B C D E F G
11. Below places from [4] - - 1 - 123 1234 5
12. Separate into two overlapping strips - - 1 - 123 1234
13. Using the start change and overlap 123 1234 5
14. Expand places above mode in [13] to next stage 125 1256 127 1278 129 1290 E
15. Connect the static [12] and the expanded [14] strip - - 1 - 123 1234 125 1256 127 1278 129 1290 E
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 - - - - - - - - - T
20. Connect the static [17] and the expanded [19] strip 1 - - - - - - - - - - - T
Recombine above, below and hunt bell places A B C D E F G H I J K L M
21. Above places from [10] 0 ET 0ET - T - 0 ET 0ET - T - -
22. Below places from [15] - - 1 - 123 1234 125 1256 127 1278 129 1290 E
23. Hunt bell places from [20] 1 - - - - - - - - - - - T
24. [Unnamed] Differential Bob Maximus 10 ET 10ET - 123T 1234 1250 1256ET 1270ET 1278 129T 1290 ET

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

164235 Parkhouse Halt Place Minor 56.1456-1236.1234.56,14
1E4T27806953 [Unnamed] Differential Bob Maximus ET.10ET-123T.1234.1250.1256ET.1270ET.1278.129T.1290.ET,10
Minor Maximus
Parkhouse Halt Place Minor [Unnamed] Differential Bob Maximus