Pau Ribes and Gemma Mengual of Spain perform during the synchonised swimming mixed duet free final at the Aquatics World Championships in Kazan, Russia, July 30, 2015. REUTERS/Michael Dalder

Pau Ribes and Gemma Mengual of Spain perform during the synchonised swimming mixed duet free final at the Aquatics World Championships in Kazan, Russia, July 30, 2015. REUTERS/Michael Dalder

Pau Ribes and Gemma Mengual of Spain perform during the synchonised swimming mixed duet free final at the Aquatics World Championships in Kazan, Russia, July 30, 2015. REUTERS/Michael Dalder

Pau Ribes and Gemma Mengual of Spain perform during the synchonised swimming mixed duet free final at the Aquatics World Championships in Kazan, Russia, July 30, 2015. REUTERS/Michael Dalder

Pau Ribes and Gemma Mengual of Spain perform during the synchonised swimming mixed duet free final at the Aquatics World Championships in Kazan, Russia, July 30, 2015. REUTERS/Michael Dalder

Silver medallist Gemma Mengual of Spain reacts on the podium after the women's synchronised swimming solo free routine final at the World Championships in Rome July 23, 2009. REUTERS/Max Rossi (ITALY SPORT SWIMMING)

Andrea Fuentes and Gemma Mengual of Spain perform at the start of their synchronised swimming duet free routine final at the Beijing 2008 Olympic Games August 20, 2008. REUTERS/Issei Kato (CHINA)

Spain's Gemma Mengual (C) of the national synchronised swimming team pauses during a training session in San Cugat del Valles near Barcelona, July 7, 2008. Picture taken July 7, 2008. REUTERS/Juan Medina (SPAIN) (BEIJING OLYMPICS 2008 PREVIEW)

Andrea Fuentes and Gemma Mengual of Spain perform during the synchronized swimming duet free routine final at the European Swimming Championships in Eindhoven March 17, 2008. REUTERS/Wolfgang Rattay (NETHERLANDS)

Spanish synchronized swimming star Gemma Mengual, poses in a solar swimsuit which designers say has the capability of charging mobile phones, during a swimwear and lingerie fashion show at the Desafio Espanol 2007 team base at America's Cup port in Valencia, April 24, 2007. REUTERS/Heino Kalis (SPAIN)

Spanish synchronized swimming star Gemma Mengual, poses in a solar swimsuit which designers say has the capability of charging mobile phones, during a swimwear and lingerie fashion show at the Desafio Espanol 2007 team base at America's Cup port in Valencia, April 24, 2007. REUTERS/Heino Kalis (SPAIN)

Gold medalists Anastasia Davydova and Anastasia Ermakova of Russia (C), silver medalists Gemma Mengual Civil and Paola Tirados Sanchez of Spain (L) and bronze medalists Ayako Matsumura and Emiko Suzuki of Japan pose with their medals in the synchronised swimming duet free routine at the World Aquatics Championships in Melbourne March 23, 2007. REUTERS/David Gray (AUSTRALIA)

Gemma Mengual Civil and Paola Tirados Sanchez of Spain perform in the synchronised swimming duet free routine final at the World Aquatics Championships in Melbourne March 23, 2007. REUTERS/Russell Boyce (AUSTRALIA)

Gemma Mengual Civil and Paola Tirados Sanchez of Spain pose after performing in the synchronised swimming duet free routine final at the World Aquatics Championships in Melbourne March 23, 2007. REUTERS/Russell Boyce (AUSTRALIA)

Gemma Mengual Civil and Paola Tirados Sanchez of Spain perform in the synchronised swimming duet free routine final at the World Aquatics Championships in Melbourne March 23, 2007. REUTERS/David Gray (AUSTRALIA)

Gold medalist Virginie Dedieu of France, silver medalist Natalia Ischenko of Russia (L) , bronze medalist Gemma Mengual Civil of Spain (R) pose with their medals in the synchronised swimming solo free routine at the World Aquatics Championships in Melbourne March 22, 2007. REUTERS/David Gray (AUSTRALIA)

Gold medalist Virginie Dedieu of France, silver medalist Natalia Ischenko of Russia (R), bronze medalist Gemma Mengual Civil of Spain (L) pose with their medals in the synchronised swimming solo free routine at the World Aquatics Championships in Melbourne March 22, 2007. REUTERS/David Gray (AUSTRALIA)

Gemma Mengual Civil of Spain performs in the synchronised swimming solo free routine final at the World Aquatics Championships in Melbourne March 22, 2007. REUTERS/David Gray (AUSTRALIA)

Gemma Mengual Civil of Spain performs in the synchronised swimming solo free routine final at the World Aquatics Championships in Melbourne March 22, 2007. REUTERS/Russell Boyce (AUSTRALIA)

Gemma Civil Mengual and Paola Tirados Sanchez of Spain perform in the synchronised swimming duet free routine preliminary round at the World Aquatics Championships in Melbourne March 21, 2007. REUTERS/Russell Boyce (AUSTRALIA)

Gemma Civil Mengual and Paola Tirados Sanchez of Spain perform in the synchronised swimming duet free routine preliminary round at the World Aquatics Championships in Melbourne March 21, 2007. REUTERS/Russell Boyce (AUSTRALIA)

Gemma Mengual Civil and Paola Tirados Sanchez of Spain perform in the synchronised swimming duet technical final at the World Aquatics Championships in Melbourne March 20, 2007. REUTERS/Russell Boyce (AUSTRALIA)

Gemma Mengual Civil and Paola Tirados Sanchez of Spain pose with their silver medals in the synchronised swimming duet technical at the World Aquatics Championships in Melbourne March 20, 2007. REUTERS/David Gray (AUSTRALIA)

Gemma Mengual Civil and Paola Tirados Sanchez of Spain perform in the synchronised swimming duet technical final at the World Aquatics Championships in Melbourne March 20, 2007. REUTERS/Tim Chong (AUSTRALIA)

Gold medallist Natalia Ischenko of Russia, silver medallist Gemma Mengual Civil of Spain (L) and bronze medallist Saho Harada of Japan (R) pose with their medals in the synchronized swimming solo routine at the World Aquatics Championships in Melbourne March 19, 2007. REUTERS/David Gray (AUSTRALIA)

Spain's Gemma Mengual Civil performs in the synchronized swimming solo routine final at the World Aquatics Championships in Melbourne March 19, 2007. REUTERS/David Gray (AUSTRALIA)

Spain's Gemma Mengual Civil performs in the synchronized swimming solo routine final at the World Aquatics Championships in Melbourne March 19, 2007. REUTERS/Russell Boyce (AUSTRALIA)

Paola Tirados Sanchez of Spain performs with her team mate Gemma Mengual Civil in the synchronised swimming Duet Technical Preliminary Routine at the World Aquatics Championships at Rod Laver Arena in Melbourne March 17, 2007. REUTERS/Laszlo Balogh (AUSTRALIA)

Gemma Mengual Civil and Paola Tirados Sanchez of Spain perform in the synchronised swimming Duet Technical Preliminary Routine at the World Aquatics Championships at Rod Laver Arena in Melbourne March 17, 2007. REUTERS/Laszlo Balogh (AUSTRALIA)