Extend Parkhouse Halt Place Minor

EP4 Triple Mode Constraints

EP4 Triple Mode Derivation

  0 1 2 3 4 5 6 7 8
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
7. Using the start change and overlap - 123 12 3
8. Expand places above mode in [7] to next stage - 123 12 3
9. Connect the static [6] and expanded [8] strip - - 1 - 123 - 123 12 3
10. Reverse and invert places in [9] back again 6 78 678 - 678 - 8 - -
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 5
13. Using the start change and overlap 1234 5
14. Expand places above mode in [13] to next stage 1236 7
15. Connect the static [12] and the expanded [14] strip - - 1 - 123 1234 5 1236 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 - - - - - 8
20. Connect the static [17] and the expanded [19] strip 1 - - - - - - - 8
Recombine above, below and hunt bell places A B C D E F G H I
21. Above places from [10] 6 78 678 - 678 - 8 - -
22. Below places from [15] - - 1 - 123 1234 5 1236 7
23. Hunt bell places from [20] 1 - - - - - - - 8
24. [Unnamed] Differential Place Major 16 78 1678 - 123678 1234 58 1236 78

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

164235 Parkhouse Halt Place Minor 56.1456-1236.1234.56,14
15432786 [Unnamed] Differential Place Major 78.1678-123678.1234.58.1236.78,16
1847250369 [Unnamed] Place Royal 90.1890-123890.1234.5890.1236.70.1238.90,18
184029E735T6 [Unnamed] Place Maximus ET.10ET-1230ET.1234.50ET.1236.70ET.1238.9T.1230.ET,10
18402TBE39576A [Unnamed] Differential Place Fourteen AB.1TAB-123TAB.1234.5TAB.1236.7TAB.1238.9TAB.1230.EB.123T.AB,1T
18402TCB3A5E79D6 [Unnamed] Place Sixteen CD.1BCD-123BCD.1234.5BCD.1236.7BCD.1238.9BCD.1230.EBCD.123T.AD.123B.CD,1B
Minor Major Royal Maximus Fourteen Sixteen
Parkhouse Halt Place Minor [Unnamed] Differential Place Major [Unnamed] Place Royal [Unnamed] Place Maximus [Unnamed] Differential Place Fourteen [Unnamed] Place Sixteen