With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Memento has a Canadian actor in it.
text_B: Toga se niko nije setio is a quiz show produced by Prva Srpska Televizija .. Prva. Prva Srpska Televizija. quiz show. quiz show. Prva Srpska Televizija. Prva Srpska Televizija. The show is unique because it tasks players with finding obscure answers to questions and trying to obtain a low score .. It started airing on April 5 , 2014 .. The show is the local version of Pointless , produced by Endemol UK .. Pointless. Pointless ( game show ). Endemol UK. Endemol UK
not_related.