With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Dissident Irish Republicans lead a campaign against British security forces .
text_B: Since the Provisional Irish Republican Army ( IRA or PIRA ) called a ceasefire and ended its armed campaign in 1997 , breakaway groups opposed to the ceasefire ( `` dissident Irish republicans '' ) have continued a low-level armed campaign against the security forces in Northern Ireland .
NOT ENOUGH INFO.