Question: Who has received a higher career high ranking for world, Francesca Schiavone or Arnaud Clément?

Context paragraphs:
2010 Challenger DCNS de Cherbourg – Doubles: Arnaud Clément and Édouard Roger-Vasselin were the defending champions, but they elected to defend their title with different partners.Clément partnered up with David Guez, but they withdrew before their quarterfinal match against Harsh Mankad and Adil Shamasdin. Roger-Vasselin partnered up with Nicolas Mahut and they won in the final 6–2, 6–4, over Mankad and Shamasdin.

Rohan Bopanna: Rohan Bopanna (born 4 March 1980) is an Indian professional tennis player.  His singles career high ranking was World No. 213 in 2007 and his career high ranking in doubles was World No. 3 on 22 July 2013.  Recently, most of his appearances in professional tournaments have been in doubles matches.  He is a member of the Indian Davis Cup team since 2002.  In 2010, he finished as a runner-up in doubles at the US Open, partnering with Aisam-ul-Haq Qureshi.  He won the 2017 French Open - Mixed Doubles title with Gabriela Dabrowski of Canada becoming the fourth Indian player to win a Grand Slam title.

Francesca Schiavone: Francesca Schiavone (] ; born 23 June 1980 in Milan) is an Italian tennis player who turned professional in 1998.  She won the 2010 French Open singles title, becoming the first Italian woman to win a Grand Slam event in singles.  She was also runner-up at the 2011 French Open.  Her career high ranking is world No. 4, achieved on 31 January 2011.  To date, Schiavone is the last one handed-backhand player to win a Grand Slam title on the women's tour.

Gaia Sanesi: Gaia Sanesi (born 1 April 1992 in Florence) is an Italian tennis player.  Sanesi has a WTA singles career high ranking of 294 achieved on 14 July 2014.  She also has a WTA doubles career high ranking of 437 achieved on 3 March 2014.  Sanesi has won 2 ITF singles titles as well as 1 ITF doubles title.

2005 Pacific Life Open – Men's Doubles: Arnaud Clément and Sébastien Grosjean were the defending champions, but did not partner together this year.  Clément partnered Jaroslav Levinský, losing in the first round.  Grosjean partnered Gaël Monfils, losing in the second round.

Aravane Rezaï: Aravane Rezaï (] ; Persian: ارغوان رضایی‎ ‎ "Arghavān-e Rezāyi" ] , born 14 March 1987) is an Iranian–French tennis player.  She has defeated many top players on the WTA circuit, such as Justine Henin, Venus Williams, Victoria Azarenka, Maria Sharapova, Dinara Safina, Francesca Schiavone, Caroline Wozniacki, Marion Bartoli, Flavia Pennetta, Jelena Janković and Ai Sugiyama.  Her career high rank was No. 15, achieved on 11 October 2010.

Ingrid Gamarra Martins: Ingrid Gamarra Martins (born 22 August 1996 in Rio de Janeiro) is a Brazilian tennis player.  Gamarra Martins has a WTA singles career high ranking of 781 achieved on 6 April 2015.  She also has a WTA doubles career high ranking of 524 achieved on 6 April 2015.

Alexandra Nancarrow: Alexandra Nancarrow (born 1 September 1993 in Canberra) is an Australian tennis player.  Nancarrow has a WTA singles career high ranking of 385 achieved on 10 November 2014.  She also has a WTA doubles career high ranking of 346 achieved on 2 February 2015.  Nancarrow has won 2 ITF singles title as well as 16 ITF doubles titles.

Arnaud Clément: Arnaud Clément (born 17 December 1977) is a retired professional tennis player and the current captain of the France Davis Cup team.  He reached the final of the 2001 Australian Open and achieved a career-high ranking of World No. 10 in April the same year.

2008 Open 13 – Doubles: Arnaud Clément and Michaël Llodra were the defending champions; however, they withdrew to due a left ankle injury for Clément.

Supporting paragraphs: Francesca Schiavone Arnaud Clément
Answer: Francesca Schiavone