With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: AC/DC is a band.
text_B: John Courtney Murray , SJ , -LRB- September 12 , 1904 -- August 16 , 1967 -RRB- , was an American Jesuit priest and theologian , who was especially known for his efforts to reconcile Catholicism and religious pluralism , particularly focusing on the relationship between religious freedom and the institutions of a democratically structured modern state .. Society of Jesus. Jesuit. Society of Jesus. priest. Priesthood ( Catholic Church ). theologian. Theology. Catholicism. Roman Catholic Church. religious freedom. Freedom of religion. During the Second Vatican Council , he played a key role in persuading the assembly of the Catholic bishops to adopt the Council 's ground-breaking Declaration on Religious Liberty , Dignitatis humanae .. Second Vatican Council. Second Vatican Council. Dignitatis humanae. Dignitatis humanae
not_related.