With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Season 15 of Family Guy was premiered in the United States.
text_B: Elections to the Supreme Soviet were held in the Soviet Union on 12 December 1937 .. Supreme Soviet. Supreme Soviet of the Soviet Union. Soviet Union. Soviet Union. It was the first election held under the 1936 Soviet Constitution , which had formed the Supreme Soviet to replace the old legislature , the Congress of Soviets of the Soviet Union .. Supreme Soviet. Supreme Soviet of the Soviet Union. Soviet Union. Soviet Union. 1936 Soviet Constitution. 1936 Soviet Constitution. Congress of Soviets of the Soviet Union. Congress of Soviets of the Soviet Union
not_related.