With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Melanie Griffith has performed in the musical Chicago.
text_B: The Roman Catholic Diocese of Banja Luka -LRB- Serbo-Croatian  : Banjalucka biskupija , Latin  : Dioecesis Bania Lucensisis -RRB- a diocese of the Latin Rite of the Roman Catholic Church in western Bosnia .. Roman Catholic. Roman Catholic. Serbo-Croatian. Serbo-Croatian. diocese. diocese. Latin Rite. Latin Rite. Roman Catholic Church. Roman Catholic Church. Bosnia. Bosnia and Herzegovina. Banja Luka. Banja Luka. The diocese is centred in the city of Banja Luka , Bosnia and Herzegovina .. diocese. diocese. Bosnia. Bosnia and Herzegovina. Banja Luka. Banja Luka. Bosnia and Herzegovina. Bosnia and Herzegovina. Erected on July 5 , 1881 , the diocese is a suffragan of the Archdiocese of Vrhbosna , as the Diocese of Banjaluka .. Archdiocese of Vrhbosna. Roman Catholic Archdiocese of Vrhbosna. diocese. diocese. In 1985 , the name of the diocese was split to the current diocese of Banja Luka .. diocese. diocese. Banja Luka. Banja Luka. The original Cathedral of Saint Bonaventure in the city was built in 1887 .. Cathedral of Saint Bonaventure. Cathedral of Saint Bonaventure. However , an earthquake in 1969 levelled the church .. Banja Luka 's current cathedral was built in 1974 .. Banja Luka. Banja Luka. Currently , Bishop Franjo Komarica is head of the diocese .. Franjo Komarica. Franjo Komarica. diocese. diocese. Bishop Franjo Komarica. Franjo Komarica. On Thursday , July 15 , 2010 , Pope Benedict XVI appointed Father Marko Semren , O.F.M. , guardian of the Franciscan convent of Gorica-Livno and professor of the Franciscan Theological Institute of Sarajevo , as auxiliary bishop of Banja Luka to Bishop Komarica .. Marko Semren. Marko Semren. Banja Luka. Banja Luka. Pope Benedict XVI. Pope Benedict XVI. Franciscan convent of Gorica-Livno. Gorica Monastery. The city of Banja Luka , and much of the territory that the diocese covers contains an Orthodox Christian majority .. diocese. diocese. Banja Luka. Banja Luka. Orthodox Christian. Eastern Orthodox Church. The Bosnian War greatly affected the diocese .. diocese. diocese. Bosnian War. Bosnian War. Virtually all of the churches in the bishopric sustained some damage , and many were destroyed .. Many Catholics were expelled from the region or fled , leaving only a fraction remaining .. Bishop Komarica has been urging people to return , to mixed results .
not_related.