With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Chennaiyin FC is the current Indian Super League champion .
text_B: Chennaiyin are the reigning champions , winning the 2017–18 Indian Super League season , also having won it previously in 2015 season , making them the joint highest winners ( 2 ) of the league along with ATK.They have two fan clubs , B Stand Blues and Supermachans .
SUPPORTS.