With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Nobutada is Katsumoto 's nephew in the film The Last Samurai .
text_B: They manage to rescue him ; however , in the process , Katsumoto 's son , Nobutada , is wounded , and he sacrifices himself to allow the others to escape .
REFUTES.