With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tipper Gore has only ever been married to George Bush.
text_B: The 1975 -- 76 New York Islanders season was the fourth season for the franchise in the National Hockey League .. New York Islanders. New York Islanders. fourth. New York Islanders seasons. season. Season ( sports ). National Hockey League. National Hockey League
not_related.