With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Guinevere had an affair with a knight, Sir Lancelot.
text_B: William Henry Hastie , Jr. -LRB- November 17 , 1904 -- April 14 , 1976 -RRB- was an American , lawyer , judge , educator , public official , and advocate for the civil rights of African Americans .. civil rights. civil rights. He was the first African American to serve as Governor of the United States Virgin Islands , as a federal judge , and as a federal appellate judge .. African American. African American. Governor of the United States Virgin Islands. List of United States Virgin Islands Governors. federal judge. United States federal judge. federal appellate judge. United States courts of appeals
not_related.