With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: In the Vietnam war , Vietnamese suffered a greater loss in casualties than their Americans foes .
text_B: While the American strategy was successful in the sense that the Vietnamese suffered far greater casualties , the ironic end result was a north Vietnamese victory after protests over American casualties and other factors forced congress to abandon the war .
SUPPORTS.