With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: The character Narcissa Malfoy from Harry Potter is Draco 's mother .
text_B: Bellatrix Lestrange , Draco Malfoy , Narcissa Malfoy and Barty Crouch , Jr also have skill in Occlumency , since Bellatrix was clearly said to have taught Draco to shield his thoughts from Snape .
NOT ENOUGH INFO.