With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Black Mirror was first broadcast on a British channel.
text_B: Black Mirror is a British science fiction television anthology series created by Charlie Brooker and centred around dark and satirical themes that examine modern society , particularly with regard to the unanticipated consequences of new technologies .. Charlie Brooker. Charlie Brooker. science fiction. science fiction. anthology series. anthology series. Episodes are standalone works , usually set in an alternative present or the near future .. set. setting ( narrative ). alternative present. alternative history. The show was first broadcast on the British Channel 4 , in 2011 .. Channel 4. Channel 4. In September 2015 , Netflix commissioned a third season of 12 episodes .. Netflix. Netflix. The commissioned episodes were later divided into two seasons of six episodes ; the third season was released on Netflix worldwide on 21 October 2016 .. Netflix. Netflix. Regarding the programme 's content and structure , Brooker noted , `` each episode has a different cast , a different setting , even a different reality .. But they 're all about the way we live now -- and the way we might be living in 10 minutes ' time if we 're clumsy . ''. The series has received critical acclaim and has seen an increase in interest internationally -LRB- particularly in the US -RRB- after being added to Netflix .. Netflix. Netflix
related.