89885
She also composed the libretto for the opera " Margaret Garner " ( 2005 ) , based on the life and trial of an enslaved woman who escaped with her family across the river .
 Margaret Garner
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Margaret Garner