Question: What is the nickname of the former manager of Osasuna?
Sentence (from "2006–07 Atlético Madrid season"): With the club-record signing of superstarlet Sergio Agüero as well as Mariano Pernía and Raúl García, Atlético emulated at repeating Aguirre's recent feat of taking Osasuna to UEFA Champions League.
Relevant evidence: No