With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: A failed 1916 Easter Monday Rebellion touched off several years of guerrilla warfare that in 1921 resulted in independence from the UK for 26 southern counties ; six northern ( Ulster ) counties remained part of the UK .
text_B: UK is a time or duration of time
not-entailed.