With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Novak Djokovic is a tennis player .
text_B: In 2016 , he became the eighth player in history to achieve the Career Grand Slam ; by winning the 2016 French Open , Djokovic became the third man to hold all four major titles at once , the first since Rod Laver in 1969 , and the first ever to do so on three different surfaces .
SUPPORTS.