Notice, how in the second list the first level 2 element
starts with a “b.”, instead of an “a.”. The level 3 list (“i. Level, ii. Here”)
is an implicit list item.
1.    
The
a.    
Levels
                                              
i.     Go
                                            
ii.     One
                                           
iii.     Up
                                           
iv.     At
b.    
A
2.    
Time
1.    
One
                                              
i.     Level
                                            
ii.     Here
b.    
Is
2.    
Skipped