With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Broadchurch is a program.
text_B: Katawixi -LRB- Catawishi -RRB- is a Katukinian language formerly spoken in Amazonas , Brazil .. Brazil. Brazil. Amazonas. Amazonas ( Brazilian state ). Katukinian. Katukinan languages. It is nearly extinct among the known populations of Katawixi people , though an uncontacted group nearby may be Katawixi-speaking -LRB- Queixalos & Anjos G.S. 2007 :29 , cited in Hammarstrom 2010 :194 -RRB- .. Only a handful of isolated tribes still speak this language .
not_related.