Premise: Venus Ebony Starr Williams ( born June 17 , 1980 ) is an American professional tennis player who is generally regarded as one of the all-time greats of women 's tennis and who , along with younger sister Serena Williams , is credited with ushering in a new era of power and athleticism on the women 's professional tennis tour . By virtue of that doubles ascension , Venus became one of seven women to reach No. 1 in singles and No. 1 in doubles . Venus also holds the record for the most Olympic medals won by a male or female tennis player , shared with Kathleen McKane Godfree .
Hypothesis: Venus Williams is not one of the best female tennis players.
Label: CONTRADICTION