article_snippet.sent: But new research released by the Anne Frank House shows that Anne and Anne older sister, Margot Frank, died at least a month earlier than previously thought.
article_snippet.sent: Researchers re-examined archives of the Red Cross, the International Training Service and the Bergen-Belsen Memorial, along with testimonies of survivors concluded that Anne and older sister Margot Frank probably did not survive to March 1945 -- contradicting the date of death which had previously been determined by Dutch authorities.
article_snippet.sent: museum researchers concluded that it's unlikely the sisters survived until March, because witnesses at the Bergen-Belsen concentration camp said the sisters had symptoms before February 7.
article_snippet.sent: The exact dates of death for Anne and Margot remain unclear.
article_snippet.sent: Margot died before Anne.
highlights_snippet.sent: Anne Frank died earlier than previously believed .
  
highlights_snippet.sent: Anne and older sister Margot Frank are believed to have died in February 1945 .