Japan's ON-ART Corp's staff repaints the company's eight metre tall man-operated walking dinosaur robot “TRX03” at the company's studio in Tokorozawa, Japan, December 6, 2016. (Photo by Toru Hanai/Reuters)

This picture taken on July 8, 2015 shows 13-year-old jockey Purevsurengiin Togtokhsuren (R) watching a horse rolling in the dirt after a training session in Khui Doloon Khudag, some 50 kms west of Ulan Bator. Despite being only 13 years old, Togtokhsuren is riding for the fifth time in the national races for Mongolia's summer festival, known as Naadam, lining up against some 170 other child jockeys. (Photo by Johannes Eisele/AFP Photo)

A dancer performs as visitors take pictures at an auto show in Tianjin, China April 28, 2016. (Photo by Reuters/Stringer)

A man takes a picture of models as they pose next to Cosmis Racing Wheels products during the 2016 Moscow International Auto Salon in Moscow, Russia, August 26, 2016. (Photo by Sergei Karpukhin/Reuters)

Paramilitary policemen carry tyres as they take part in a training session in Zhangye, Gansu Province, China, March 1, 2016. (Photo by Reuters/Stringer)

Women wearing bikinis and Santa Claus hats participate in a promotional event to celebrate the upcoming Christmas at a ski resort in Xuchang, Henan province, December 23, 2014. Ten women wore Santa Claus-themed bikinis to welcome the coming Christmas in temperatures below zero Celsius. (Photo by Reuters/Stringer)

A woman plays around as she walks across a glass-bottomed suspension bridge in a scenic zone in Pingjiang county in southern China's Hunan province Thursday, September 24, 2015. The bridge, 300 meters (984 feet) long and 180 meters (590 feet), opened to visitors on Thursday for the first time since its conversion from a regular suspension bridge was completed. (Photo by Chinatopix Via AP Photo)

Models smoke during a break at Sevilla de Boda (Seville Wedding) fashion show in the Andalusian capital of Seville November 27, 2015. (Photo by Marcelo del Pozo/Reuters)