With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: On March 23 , 2020 Iran 's Supreme Leader Ayatollah Ali Khamenei alleged that the US had created `` a special version '' of the coronavirus .
text_B: On 23 March 2020 , Ali Khamenei mentioned a conspiracy theory that the US created `` a special version '' of the virus that was affecting the country , adding , `` I do not know how real this accusation is . ''
NOT ENOUGH INFO.