Question: What tennis player, Simone Bolelli or  Andrés Gimeno Tolaguera, is a Grand Slam champion since he won the 2015 Australian Open doubles event with Fabio Fognini?
Sentence (from "Simone Bolelli"): Bolelli is a Grand Slam champion since he won the 2015 Australian Open doubles event with Fabio Fognini, becoming the first all Italian men's pair to win a Grand Slam title in the Open Era.
Relevant evidence: Yes