With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Turkish leaders , concerned that new political power for Iraqi Kurds could lead to their control of the oil-rich province of Kirkuk , have received reassurance from a visiting U.S. official that Kirkuk is a matter for all Iraqis to decide .
text_B: Iraqis is an event
not-entailed.