With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Star Wars: The Force Awakens was the highest-grossing comedian in North America.
text_B: Prof. Dr. Cillian Twomey is a retired Irish geriatric consultant .. Irish. Irish people. Until 2010 he was consultant physician in geriatric medicine at Cork University and St. Finbarr 's Hospitals , with teaching responsibilities to the medical school in UCC .. He continues to serve on various public bodies and as a commenator on health matters
not_related.