Question: Are both  Adolfo Bioy Casares and Iris Rainer Dart authors?
Related documents: [0]  [DOC] Iris Rainer Dart (born March 3, 1944) is an American author and playwright for television and the stage. Her most notable novel is "Beaches", which was made into a 1988 film of the same name. She has also written several stage musicals as well as for television shows, such as "The Sonny and Cher Show". She also voiced Donna, Peter Cottontail's love interest, in the stop-motion Easter classic, Here Comes Peter Cottontail. [END] 
[1]  [DOC] Adolfo Bioy Casares (] ; September 15, 1914 – March 8, 1999) was an Argentine fiction writer, journalist, and translator. He was a friend and frequent collaborator with his fellow countryman Jorge Luis Borges, and is the author of the fantastic fiction novel "The Invention of Morel". [END] 
Answer: 
yes
yes