With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Captain America was discontinued.
text_B: Paul Viardot -LRB- 20 July 1857 -- 1941 -RRB- was a French violinist and musicologist ; born at Courtavenel , son of the distinguished singer Pauline Viardot .. Courtavenel. Vaudoy-en-Brie. Pauline Viardot. Pauline Viardot. Studied under Leonard and has appeared with great success in Paris and London .. Compositions include two sonatas , several concert solos and smaller violin works as well as important contributions to the literature of music .. The second husband of Paul 's aunt , Maria Malibran , was the great Belgian violinist Charles de Beriot , who remained close to the Viardots and took an interest in the boy , though Paul actually studied with his successor at the Brussels Conservatoire Hubert Leonard -LRB- also related by marriage to the Garcia clan -RRB- .. Maria Malibran. Maria Malibran. Charles de Beriot. Charles de Beriot. Brussels Conservatoire. Brussels Conservatoire. Hubert Leonard. Hubert Leonard. Though Carl Flesch dismisses Paul Viardot as a salon player , he was clearly more than that , as he toured widely .. Carl Flesch. Carl Flesch. Faure dedicated his A major sonata of 1875 / 6 to him .. Viardot 's recordings are rare , partly because they were poorly engineered ; but they suggest an example of the Franco-Belgian school of violin playing in its rather tight phase , before the loosening and relaxing influence of Eugene Ysaye .. Eugene Ysaye. Eugene Ysaye
not_related.