With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Winnie Harlow is an activist for cancer research.
text_B: Affifa Iskandar Estefan -LRB- Arabic  : عفيفة اسكندر اصطيفان -RRB- was an Iraqi singer throughout the middle of the 20th century .. Iraqi. Iraqi people. She was born on 10 December 1921 in Mosul , Iraq .. Mosul. Mosul. Iraq. Iraq. She was considered one of the best female singers in Iraqi history .. Iraqi. Iraqi people. She was nicknamed the `` Iraqi Blackbird '' .. Iraqi. Iraqi people
not_related.