With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dwight D. Eisenhower recognized the Republic of China as that country's legitimate government.
text_B: Kirchenthurnen is a municipality in the Bern-Mittelland administrative district in the canton of Bern in Switzerland .. Bern-Mittelland. Bern-Mittelland ( administrative district ). municipality. Municipalities of Switzerland. Bern-Mittelland administrative district. Bern-Mittelland ( administrative district ). canton. Cantons of Switzerland. Bern. Bern ( canton ). Switzerland. Switzerland
not_related.