Extend St Alphage Bob Doubles

EP4 Dual Mode Constraints

EP4 Dual Mode Derivation

  0 1 2 3 4 5 6 7 8 9
1. St Alphage Bob Doubles 1 3 1 125 3 145
2. Extract places above the hunt bell - 3 - 5 - -
3. Extract places below the hunt bell - - 1 12 3 14
Expand places above the hunt bell F E D C B A
4. Reverse and invert places from [2] - - 1 - 3 -
5. Separate into two overlapping strips - - 1 - 3 -
6. Using the start change and overlap -
7. Expand places above mode in [6] to next stage -
8. Connect the static [5] and expanded [7] strip - - 1 - 3 - -
9. Reverse and invert places in [8] back again - - 7 - 9 - -
Expand places below the hunt bell A B C D E F
10. Below places from [3] - - 1 12 3 14
11. Separate into two overlapping strips - - 1 12 3 14
12. Using the start change and overlap 1 12 3 14
13. Expand places above mode in [12] to next stage 1 16 7 18
14. Connect the static [11] and the expanded [13] strip - - 1 12 3 14 1 16 7 18
Recombine above and below places A B B B B B B B B C
15. Above places from [9] - - 7 - 9 - -
16. Below places from [14] - - 1 12 3 14 1 16 7 18
17. Default hunt bell places 1 - - - - - - - - 9
18. [Unnamed] Differential Caters 1 9 127 129 349 149 1 169 7 189

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

13452 St Alphage Bob Doubles 3.1.125.3.145,1
319546728 [Unnamed] Differential Caters 9.127.129.349.149.1.169.7.189,1
13AE90T485726 [Unnamed] Bob Sextuples A.1.12E.3.14A.1.16A.7.18A.1.10A.E.1TA,1
Doubles Caters Sextuples
St Alphage Bob Doubles [Unnamed] Differential Caters [Unnamed] Bob Sextuples