With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Canada participated in the Vietnam war .
text_B: The Vietnam War -LRB- Chiến tranh Việt Nam -RRB- , also known as the Second Indochina War , and known in Vietnam as Resistance War Against America -LRB- Kháng chiến chống Mỹ -RRB- or simply the American War , was a war that occurred in Vietnam , Laos , and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975 .
REFUTES.