Extend Swinderby Bob Doubles

EP4 Dual Mode Constraints

EP4 Dual Mode Derivation

  0 1 2 3 4 5 6 7 8 9
1. Swinderby Bob Doubles 1 5 145 125 3 345
2. Extract places above the hunt bell - 5 45 5 - -
3. Extract places below the hunt bell - - 1 12 3 34
Expand places above the hunt bell F E D C B A
4. Reverse and invert places from [2] - - 1 12 1 -
5. Separate into two overlapping strips - - 1 12 1 -
6. Using the start change and overlap 1 -
7. Expand places above mode in [6] to next stage 1 - 1 -
8. Connect the static [5] and expanded [7] strip - - 1 12 1 - 1 - 1 -
9. Reverse and invert places in [8] back again - 9 - 9 - 9 89 9 - -
Expand places below the hunt bell A B C D E F
10. Below places from [3] - - 1 12 3 34
11. Separate into two overlapping strips - - 1 12 3 34
12. Using the start change and overlap 1 12 3 34
13. Expand places above mode in [12] to next stage 1 12 3 38
14. Connect the static [11] and the expanded [13] strip - - 1 12 3 34 1 12 3 38
Recombine above and below places A B C D E F G H I J
15. Above places from [9] - 9 - 9 - 9 89 9 - -
16. Below places from [14] - - 1 12 3 34 1 12 3 38
17. Default hunt bell places 1 - - - - - - - - 9
18. [Unnamed] Bob Caters 1 9 1 129 3 349 189 129 3 389

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

13452 Swinderby Bob Doubles 5.145.125.3.345,1
186574293 [Unnamed] Bob Caters 9.1.129.3.349.189.129.3.389,1
1E0598A47326T [Unnamed] Differential Bob Sextuples A.1.12A.3.34A.1.12A.3.38A.1TA.12A.3.3TA,1
Doubles Caters Sextuples
Swinderby Bob Doubles [Unnamed] Bob Caters [Unnamed] Differential Bob Sextuples