5266
In a paper from 1998 , Alain Connes , Michael R. Douglas , and Albert Schwarz showed that some aspects of matrix models and M-theory are described by a noncommutative quantum field theory , a special kind of physical theory in which spacetime is described mathematically using noncommutative geometry .
 person: Alain Connes; person: Michael R. Douglas; person: Albert Schwarz
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 person: Alain Connes; person: Michael R. Douglas; person: Albert Schwarz