With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Testing for Covid-19 in mainland China was limited and different than those in the other nations during the 2019-20 pandemic .
text_B: China 's reporting methodology does not count positive test results if the person is asymptomatic ( there were around 43,000 such cases ) .
NOT ENOUGH INFO.