With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Mark Burg is American and works in film.
text_B: Prince Sultan Muhammad was a member of the House of Shirvanshah .. House of Shirvanshah. Shirvanshah. He was a son of Shirvanshah Keykubad I , brother of Shirvanshah Kavus , and father of Ibrahim I of Shirvan and Bahlul of Shirvan .. Ibrahim I of Shirvan. Ibrahim I of Shirvan. Bahlul of Shirvan. Bahlul of Shirvan. Shirvanshah Keykubad I. Shirvanshah Keykubad I. Shirvanshah Kavus. Shirvanshah Kavus
not_related.