With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sally Field won an award.
text_B: Isochoric may refer to  :. cell-transitive , in geometry. cell-transitive. cell-transitive. isochoric process , a constant volume process in chemistry or thermodynamics. isochoric process. isochoric process. Isochoric model. Isochoric model. Isochoric model
not_related.