context: The author previously had translated existing works and wrote her own books, including novels.
source: The author conducted interviews, including of Kawashima's relatives who were still alive.
reference_original: Die Autorin interviewte unter anderem die noch lebenden Angehörigen von Kawashimas.
reference_flipped: Der Autor interviewte unter anderem die noch lebenden Angehörigen von Kawashimas.