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 "Ekaterina Makarova"): Makarova is a four-time Grand Slam champion in doubles competition, having won the 2012 US Open mixed doubles tournament with Bruno Soares, and the 2013 French Open, the 2014 US Open and 2017 Wimbledon Championships with Elena Vesnina.
Relevant evidence: No