Question: What was Giovanni Aldini's uncle recognized as the pioneer of?
Sentence (from "Giovanni Visconti (bishop)"): He was ostensibly created cardinal-bishop of Sabina by his uncle in 1275 and in 1276 was named judge in the case concerning the translation of bishop Giovanni of Potenza to the archbishopric of Monreale, postulated by the cathedral chapter of Monreale.
Relevant evidence: No