With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Offspring is from Russia.
text_B: Hans-Ludwig Witt -LRB- 25 December 1909 in Bautzen -- 13 February 1980 in Hamburg-Poppenbuttel -RRB- was a German U-boat commander in World War II and recipient of the Knight 's Cross of the Iron Cross .. Bautzen. Bautzen. Hamburg. Hamburg. Poppenbuttel. Poppenbuttel. U-boat. U-boat. World War II. World War II. With nineteen ships sunk for a total of , he was the thirty-second highest scoring U-Boat ace of World War II .. World War II. World War II. U-Boat ace. List of successful U-boat commanders
not_related.