With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Empress Ki is a movie.
text_B: The inferior olivary nucleus , also called inferior olive , is the largest nucleus situated in the olivary body , part of the medulla oblongata .. medulla oblongata. medulla oblongata. olivary body. olivary body. It is involved in motor control .. It is a major source of input to the cerebellum .. cerebellum. cerebellum. The hypoglossal nucleus sends its fibers ventrally between the pyramid and inferior olivary nucleus to exit as the hypoglossal nerve .. hypoglossal nucleus. hypoglossal nucleus. hypoglossal nerve. hypoglossal nerve
not_related.