With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Martina Hingis was born in Czechoslovakia , but is Swiss .
text_B: Martina Hingis , born 30 September 1980 , is a Czechoslovak-born Romanian professional tennis player who spent a total of 209 weeks as the singles world No . 1 .
REFUTES.