Strolling around the Dials, two after the Day of the Lord,
In one of the Seven, braving the harshness of the Horde,
Inside the establishment we go, avoiding the cold of the outside,
Only to find a headpiece, that will threaten our pride,
Now wearing resemblance to a rodent, adorned with a mustache,
We are left with no choice, but to don it with panache.

We are a bit baffled by that one. We do not understand what it is talking about.

All we know is you can get L2_a up to L2_h.
You have to find something related to the Day of the Lord that corresponds to this format:
ab:cd-ef:gh