With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jean Grey was featured in several video games.
text_B: The letters IHM may refer to  :. Sisters , Servants of the Immaculate Heart of Mary , a Christian teaching order for women in the United States .. Institute of Healthcare Management , a British professional organisation for managers in health and social care .. Institute of Healthcare Management. Institute of Healthcare Management. Inventory of hazardous materials , e.g. in shipbreaking , or nuclear decommissioning .. Inventory of hazardous materials. Inventory of hazardous materials. I hate Mondays , a common saying of cartoon character Garfield the cat .. I hate Mondays. I hate Mondays. Garfield. Garfield. iHeartMedia , an American mass media company .. iHeartMedia. iHeartMedia
not_related.