With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Vietnam War started in November of 1955.
text_B: David West is a retired American soccer goalkeeper who played professionally in the Continental Indoor Soccer League and National Professional Soccer League .. soccer. soccer. Continental Indoor Soccer League. Continental Indoor Soccer League. National Professional Soccer League. NPSL II. On December 15 , 1989 , the Memphis Rogues of the American Indoor Soccer Association signed West .. Memphis Rogues. Memphis Storm. American Indoor Soccer Association. American Indoor Soccer Association. In 1990 , Memphis moved to the Sunbelt Independent Soccer League .. Sunbelt Independent Soccer League. Sunbelt Independent Soccer League. During the 1991 Sunbelt Independent Soccer League season , West and fellow Memphis goalkeeper Daniel Gonzalez were the top rated goalkeeper combo .. Sunbelt Independent Soccer League. Sunbelt Independent Soccer League. 1991 Sunbelt Independent Soccer League. 1991 Sunbelt Independent Soccer League. Daniel Gonzalez. Daniel Gonzalez ( Argentine footballer ). In 1994 , West played for the Houston Hotshots in the Continental Indoor Soccer League .. Houston Hotshots. Houston Hotshots. Continental Indoor Soccer League. Continental Indoor Soccer League. In 1995 , he saw not playing time before being placed on the disabled list in August .. That fall , he moved to the Tampa Bay Terror of the National Professional Soccer League for one season .. Tampa Bay Terror. Tampa Bay Terror. National Professional Soccer League. NPSL II. In 1998 , he played one game for the Dallas Sidekickes in the Premier Soccer Alliance .. Dallas Sidekickes. Dallas Sidekicks ( 1984–2004 ). Premier Soccer Alliance. Premier Soccer Alliance
not_related.