Question: What fashion house has Stefano Pilati worked at and is one of the biggest one global producers of fine fabrics (2.3 million metres per year)?
Sentence (from "Stefano Pilati"): In late 2012 he left and became head of design at Ermenegildo Zegna, where he is responsible for the Italian house's couture collections, a role that he held until February 2016.
Relevant evidence: Yes