| (315274968) | 
 | 
|  138245796  | 
a | 
|  214563978  | 
b | 
|  152364     | 
c | 
 | 
 | 
X | 
|  423165     | 
3X | 
|  143562879  | 
d | 
 | 
 | 
A | 
|  312465     | 
4X | 
 | 
|  423561978  | 
e | 
 | 
 | 
B | 
|  341265     | 
4X | 
 | 
|  213465879  | 
3A | 
|  241365978  | 
B | 
|  134265879  | 
A | 
Start with rounds as the last row of a slow six.
a = 2.8.11-14 (14)
b = 1.3.4.9.10.13.16.20 (24)
c = 4.5.8.9.14.15.18.19
d = 4.9.10.13.16.20 (24)
e = 4.9.10.13.16.s20 (24)
11 56s (0f,11b), 140 4-bell runs (27f,113b).