 Complete the following phrase:  Sharon Walraven born 19 June 1970, Schaesberg is a Dutch wheelchair tennis player. She became paraplegic at age 23 after complications following a fall while she was ice-skating. She has won seven Grand Slams doubles titles partnering compatriot Esther Vergeer. At the 2008 Paralympics in Beijing she won the gold medal in the womens doubles competition. At the 