Question: What trail did the trail, of which Potter-Blocker was a collateral branch, replace?
Sentence (from "Mikeladze"): The senior, and the princely, line of the Mikeladze flourished in Imereti (western Georgia), while a collateral branch was later established as the petite nobles Mikelashvili (მიქელაშვილი) in Kartli (central Georgia).
Relevant evidence: No