| (235174968) | 
5 | 
16 | 
|  213654978  | 
 | 
a | 
|  214653     | 
 | 
s | 
 | 
 | 
A | 
|  412356     | 
– | 
– | 
 | 
|  413256     | 
s–s– | 
–s | 
 | 
|  412563879  | 
 | 
b | 
 | 
 | 
B | 
|  312465     | 
 | 
A | 
 | 
|  214365879  | 
 | 
4B | 
Start with rounds as the 4th row of a slow six.
a = s2.4.s6.8.s12.13.s16 (16)
b = 3.4.s6.9.11.s13 (14)
17 56s (0f,17b), 3 65s (0f,3b), 133 4-bell runs (20f,113b), Tittums.