With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The United States became the only country to have used nuclear weapons in warfare when they dropped atomic bombs on Japan during World War II.
text_B: Colonel Cyrus Kurtz Holliday -LRB- April 3 , 1826 -- March 29 , 1900 -RRB- was one of the founders of the township of Topeka , Kansas , in the mid 19th century ; and was Adjutant General of Kansas during the American Civil War .. Adjutant General of Kansas. Adjutant General of Kansas. American Civil War. American Civil War. The title Colonel , however , was honorary .. He was the first president of the Atchison , Topeka and Santa Fe Railway , as well as one of the railroad 's directors for nearly 40 years , up to 1900 .. A number of railway locomotives have been named after him .
not_related.