With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Horrible Bosses was directed by a man.
text_B: Great Heavens -LRB- foaled 28 April 2009 -RRB- is a British Thoroughbred racehorse who won the 2012 Irish Oaks .. Irish Oaks. Irish Oaks. Thoroughbred. Thoroughbred. racehorse. horse racing. She is owned by Lady Rothschild and trained by John Gosden .. Lady Rothschild. Serena Dunn Rothschild. John Gosden. John Gosden
not_related.