With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Tuesday , at least 23 Iraqi police and national guards were killed in a series of insurgent attacks in the so-called Sunni Triangle region north of Baghdad - in and near the towns of Tikrit , Samarra , Balad and Baquba .
text_B: Samarra is a person
not-entailed.