With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: In 2011 James Arness died.
text_B: The Institute of Criminology and Criminal Justice is a division of the Faculty of Public Affairs at Carleton University in Ottawa , Ontario , Canada .. Public. Public university. Ottawa. Ottawa. Ontario. Ontario. Canada. Canada. Carleton University. Carleton University. It offers a Bachelor of Arts degree in Criminology and Criminal Justice -LRB- Honours -RRB- .. Concentrations are offered in Sociology , Psychology or Law .
not_related.