With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Pompeii was destroyed.
text_B: Harry Whitney -LRB- December 1 , 1873 -- May 20 , 1936 -RRB- was an American sportsman , adventurer , and author .. American. United States. He traveled to northern Greenland with Robert Peary in 1908 , staying over the winter with the Inughuit at Etah and Annoatok .. Greenland. Greenland. Robert Peary. Robert Peary. Inughuit. Inughuit. Etah. Etah, Greenland. Annoatok. Annoatok. In the spring of 1909 Whitney found himself at the center of the controversy between Frederick Cook and Peary over who had reached the North Pole first .. Frederick Cook. Frederick Cook. North Pole. North Pole. A year after his return , he published a book on the trip .. He is sometimes confused with his contemporary Harry Payne Whitney , who was no relation .. Harry Payne Whitney. Harry Payne Whitney
not_related.