With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Heikegani is a species of lobster.
text_B: Simon Johnson -LRB- 26 September 1874 - 16 July 1970 -RRB- was a Norwegian-born American newspaper editor and author .. He frequently wrote about Norwegian-American immigrant frontier and pioneer life .. Norwegian-American. Norwegian-American. He is most associated with his novel , From Fjord to Prairie or in the New Kingdom .
not_related.