With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ivanka Trump began serving as assistant to Dark Lord.
text_B: Tomlinson D. Todd was a civil rights activist located in Washington , D.C. .. He was the acting director for the Institute on Race in 1941 - 1951 and the creator / host of the radio program `` American All '' , which focused on education reform and implementing strategies for political empowerment .
not_related.