Question: Who has won more doubles titles, Yevgeny Kafelnikov or Fabio Fognini?

Context paragraphs:
Fabio Fognini: Fabio Fognini (] ; born 24 May 1987) is an Italian professional tennis player who is currently ranked world No. 29 in men's singles by the Association of Tennis Professionals (ATP) and the current Italian No. 1.  His career-high singles ranking is world No. 13, achieved in March 2014, and world No. 7 in doubles, achieved in July 2015.  Fognini's most successful surface is red clay, upon which he won his four ATP singles titles in Stuttgart, Hamburg, Viña del Mar and Umag, reached the quarterfinals of the 2011 French Open and the semifinals of the 2013 Monte-Carlo Masters.  Together with Simone Bolelli, Fognini won the 2015 Australian Open doubles event, becoming the first all Italian men's pair to win a Grand Slam title in the Open era.

Yevgeny Kafelnikov: Yevgeny Aleksandrovich Kafelnikov (Russian: Евгений Александрович Кафельников ] ; born 18 February 1974) is a Russian former world No. 1 tennis player.  He won two Grand Slam singles titles, the 1996 French Open and the 1999 Australian Open.  He also won four Grand Slam doubles titles, being the last man to have won both the men's singles and doubles titles at the same Grand Slam tournament, which he did at the 1996 French Open.

1996 Grand Prix de Tennis de Lyon – Doubles: Jakob Hlasek and Yevgeny Kafelnikov were the defending champions but they competed with different partners that year, Hlasek with Guy Forget and Kafelnikov with Daniel Vacek.

Paul Haarhuis: Paul Vincent Nicholas Haarhuis (born 19 February 1966) is a Dutch former professional tennis player.  He is a former World No. 1 doubles player and reached a career-high singles ranking of World No. 18 in November 1995.  He won six Grand Slam men's doubles titles, five with Jacco Eltingh and one with Yevgeny Kafelnikov.

1999 Australian Open – Men's Singles: Petr Korda was the defending champion, but he was eliminated in the third round by Todd Martin. <br>Yevgeny Kafelnikov won the title, defeating Thomas Enqvist in the final, 4–6, 6–0, 6–3, 7–6.  With this win, Kafelnikov became the first Russian (male or female) to win the Australian Open.

Simone Bolelli: Simone Bolelli (born 8 October 1985; ] ) is an Italian professional tennis player.  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.

2000 Torneo Godó – Doubles: Paul Haarhuis and Yevgeny Kafelnikov were the defending champions, but Kafelnikov chose to not compete this year in order to focus on the singles tournament.

2004 Legg Mason Tennis Classic – Doubles: Yevgeny Kafelnikov and Sargis Sargsian were the defending champions, but did not compete this year, with Kafelnikov retired at the end of the 2003 season.

1996 Estoril Open – Doubles: Yevgeny Kafelnikov and Andrei Olhovskiy were the defending champions but only Kafelnikov competed that year with Paul Haarhuis.

2001 CA-TennisTrophy – Doubles: Yevgeny Kafelnikov and Nenad Zimonjić were the defending champions but only Kafelnikov competed that year with Wayne Ferreira.

Supporting paragraphs: Yevgeny Kafelnikov Fabio Fognini
Answer: Yevgeny Aleksandrovich Kafelnikov