Question: Who has won more Grand Slam singles titles, Anastasia Myskina or Leander Paes?
Sentence (from "Ken Rosewall"): Kenneth Robert Rosewall {'1': ", '2': ", '3': 'AM, MBE', '4': "} (born 2 November 1934) is a former world top-ranking amateur and professional tennis player from Australia.
Relevant evidence: No