Ciappo Ubriachi was a Florentine nobleman who lived in the late 13th century around the time of Giotto and Dante.
The inner ring of the Seventh Circle is a burning hot desert with a continual rain of fire.
This, and a bit of research into Dante's time-period, make it possible to identify who the suffering sinners are meant to be.
Not otherwise do dogs in summer-now (49) with muzzle, now with paw-when they are bitten by fleas or gnats or by the sharp gadfly.
And one who had an azure, pregnant sow inscribed as emblem on his white pouch, said io me: “What are you doing in this pit?
The one who’ll bring the purse with three goats, come!’” (73) At this he slewed his mouth, and then he stuck his tongue out, like an ox that licks his nose.