Question: Are both Peng Shuai and Daniel Nestor professional sports players?

Documents:
source: Daniel Nestor
text: Daniel Nestor Daniel Mark Nestor {'1': ", '2': ", '3': ", '4': "} (Serbian Cyrillic: Данијел Несторовић; born September 4, 1972 as Danijel Nestorović) is a Canadian professional tennis player. He is one of the foremost doubles players in tennis history due to his longevity and continued success at the top of the men's game. s of 2016 , he is 11th for most men's ATP titles in Open Era history. In January 2016, Nestor became the first doubles player in ATP history to win 1000 matches.

source: Peng Shuai
text: Peng Shuai Peng Shuai (; ; born 8 January 1986) is a Chinese professional female tennis player. She reached a career high ranking of World No. 1 in doubles by the Women's Tennis Association on 17 February 2014, making her the first Chinese professional tennis player (male or female, and in singles or doubles) to reach World No. 1. She won a gold medal at the 2010 Asian Games, defeating Akgul Amanmuradova in the final. At the 2013 Wimbledon Championships, Peng won her first ladies' double championship with Hsieh Su-wei of Taiwan and again won at the 2014 French Open with Hsieh.

source: 2017 Aegon Open Nottingham – Women's Doubles
text: 2017 Aegon Open Nottingham – Women's Doubles Andrea Hlaváčková and Peng Shuai were the defending champions, but Peng chose not to participate and Hlaváčková chose to compete in s'Hertogenbosch instead.

source: 2015 French Open – Women's Doubles
text: 2015 French Open – Women's Doubles Hsieh Su-wei and Peng Shuai were the defending champions, but Peng chose not to participate this year. Hsieh played alongside Flavia Pennetta, but lost in the quarterfinals to Andrea Hlaváčková and Lucie Hradecká.

source: Yuan Meng
text: Yuan Meng Yuan Meng (born 9 May 1986) () is a former Chinese female professional tennis player. She is China's fifth-highest ranked women's singles player after Zheng Jie, Li Na, Peng Shuai, and Yan Zi. Yuan has won four ITF singles titles and one ITF doubles title.

source: 2015 BNP Paribas Open – Women's Doubles
text: 2015 BNP Paribas Open – Women's Doubles Hsieh Su-wei and Peng Shuai were the defending champions, but Peng withdrew from the tournament with a back injury. Hsieh played alongside Flavia Pennetta, but lost in the first round to Klaudia Jans-Ignacik and Andreja Klepač.

source: 2006 China Open – Women's Singles
text: 2006 China Open – Women's Singles Maria Kirilenko was the defending champion, but lost in second round to Peng Shuai.

source: 2015 Qatar Total Open – Doubles
text: 2015 Qatar Total Open – Doubles Hsieh Su-wei and Peng Shuai were the defending champions, but Peng decided not to compete this year. Hsieh played alongside Sania Mirza, but lost in the final to Raquel Kops-Jones and Abigail Spears, 4–6, 4–6.

source: 2015 China Open – Women's Doubles
text: 2015 China Open – Women's Doubles Andrea Hlaváčková and Peng Shuai were the defending champions, but Peng could not participate due to injury. Hlaváčková played alongside Lucie Hradecká, but lost in the quarterfinals to Casey Dellacqua and Yaroslava Shvedova. <br>

source: 2015 PTT Thailand Open – Doubles
text: 2015 PTT Thailand Open – Doubles Peng Shuai and Zhang Shuai were the defending champions, however Peng chose not to participate. Zhang partnered with Chuang Chia-jung, but lost in the first round to Anastasia Rodionova and Vera Zvonareva. <br>

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Answer: yes