With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Less than 5 coronavirus cases had been announced in Greece by February 28 , 2020 .
text_B: As of 28 February , there were 4 confirmed cases in Greece. On 24 January , the Directorate of Health announced preventive measures to curb the spread of SARS-CoV-2 .
SUPPORTS.