With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Darth Vader is a character from Star Wars.
text_B: Floodlit -LRB- day / night -RRB- Cricket is cricket played under floodlights at night .. cricket. cricket. floodlights. floodlights ( sport ). The use of floodlights in cricket matches has helped to bring much investment into the game both at a national and an international level since it began in 1977 .. cricket. cricket. floodlights. floodlights ( sport ). Today floodlit -LRB- day / night -RRB- cricket is played in most of the test playing nations although some nations only started hosting day / night matches in the last 10 to 14 years .. cricket. cricket
not_related.