With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ludacris put out his record on Disturbing tha Peace and Def Jam Recordings.
text_B: This is a list of all the United States Supreme Court cases from volume 166 of the United States Reports  :. United States Supreme Court. Supreme Court of the United States. United States Reports. United States Reports
not_related.