With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Chandni is a romantic film.
text_B: Annemarie Leibbrand-Wettley -LRB- June 12 , 1913 -- 1996 -RRB- was a German medical historian .. She wrote her medical dissertation in 1939 and a doctoral dissertaton in the 1950s .. Between 1955 and 1973 she and Werner Leibbrand regularly taught at Sorbonne in Paris .. Werner Leibbrand. Werner Leibbrand. Sorbonne. University of Paris. She married Werner Leibbrand 1962 with whom she also co-authored several major works .. Werner Leibbrand. Werner Leibbrand
not_related.