Question: What tour did both Mary Pierce and Meredith McGrath play in?
Context: Meredith McGrath and Arantxa Sánchez Vicario were the defending champions, but competed this year with different partners.  McGrath teamed up with Larisa Neiland and lost in semifinals to Gabriela Sabatini and Brenda Schultz-McCarthy, while Sánchez Vicario teamed up with Jana Novotná and also lost in semifinals to Martina Hingis and Iva Majoli. Testud broke into top 20 singles rankings in July 1997.  On February 7, 2000, she became the sixth Frenchwoman after Françoise Dürr, Mary Pierce, Nathalie Tauziat, Amélie Mauresmo and Julie Halard to break into the singles top 10 rankings.  This marked the first time France had four women ranked in the singles Top 10 simultaneously (Mary Pierce at No. 5, Nathalie Tauziat at No. 6, Julie Halard at no.8 and Testud at No. 9).  France was the third nation after the USA and Australia to have more than two representatives in the singles Top 10 at any one time.  She finished in the top 20 singles rankings for five consecutive years between 1997 and 2001.  In the summer of 2002, she took a break from the tennis circuit when she discovered that she was pregnant with her first child.  She resumed her career 12 months after the birth of her child and retired in the summer of 2005. Mary Pierce (born 15 January 1975) is a French retired tennis professional who played on the Women's Tennis Association (WTA) tour.  Born in Canada, she is a citizen of Canada, and the United States.  Pierce played for France in team competitions and in the Olympics. Meredith McGrath (born April 28, 1971) is a former professional tennis player.  She was born in Midland, Michigan, USA and made her debut on the Women's Tennis Association tour in 1988.  In her eight-year professional career Meredith achieved career-high world rankings of #18 in singles and #4 in doubles.  She notched victories over such players as Martina Navratilova, Martina Hingis, Anna Kournikova, Jana Novotna, Arantxa Sanchez Vicario, and Gigi Fernandez.  The pinnacle of her career came in reaching the singles semi-finals and doubles finals at the 1996 Wimbledon Championships.  In the singles she defeated Mana Endo, Amanda Coetzer, Nancy Feber, Katarína Studeníková and Mary Joe Fernandez before losing to Arantxa Sánchez Vicario.  An injury the week prior to the 1996 Wimbledon Championships eventually ended her career.  Meredith won the 1995 U.S. Open Mixed Doubles Championship (she was runner-up in 1989) and was the runner-up in the 1994 Australian Open Doubles Championship.  Meredith won three WTA singles titles: Oklahoma City and Eastbourne in 1994 and Birmingham in 1996, 25 doubles titles.  She retired with a 140–83 record in singles and a 189–40 record in doubles.  Meredith was recognized by Tennis Magazine as the WTA Comeback Player of the Year as she overcame near career-ending injuries to having her most successful competitive season in 1996.  In 1994 she received the WTA Tour Comeback Player of the Year. Manon Bollegraf and Meredith McGrath were the defending champions but did not compete that year. Patty Fendick and Meredith McGrath were the defending champions but they competed with different partners that year, Fendick with Mary Joe Fernández and McGrath with Rennae Stubbs. Meredith McGrath and Larisa Savchenko were the defending champions but only Savchenko competed that year with Brenda Schultz-McCarthy. The 1996 DFS Classic was a women's tennis tournament played on grass courts at the Edgbaston Priory Club in Birmingham in England that was part of Tier III of the 1996 WTA Tour.  It was the 15th edition of the tournament and was held from June 10 through June 16, 1996.  Meredith McGrath win the singles title. The 1994 Volkswagen Cup was a tennis tournament played on grass courts at the Devonshire Park Lawn Tennis Club in Eastbourne in England that was part of Tier II of the 1994 WTA Tour.  The tournament was held from 13 June until 18 June 1994.  Unseeded Meredith McGrath won the singles title. Meredith McGrath and Nathalie Tauziat were the defending champions but only McGrath competed that year with Manon Bollegraf.
Answer: Women's Tennis Association tour