Are Sun Tiantian and Gene Mayer both tennis players?
Gene Mayer Gene Mayer (born April 11, 1956) is a former tennis player from the United States who won 14 singles titles during his career.
Huang Liang-chi Huang Liang-chi (; born 8 March 1992) is a Taiwanese tennis player playing on the ATP Challenger Tour. On 11 August 2014, he reached his highest ATP singles ranking of 172 and his highest doubles ranking of 223 achieved on 22 October 2012.