327684
After the death of Walter A. Brown , the Celtics ' ownership was split 50/50 between minority owner Louis Pieri and Brown 's widow Marjorie Brown .
 Walter, Brown, Celtics, Louis Pieri, Brown, Marjorie Brown
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Walter, Brown, Celtics, Louis Pieri, Brown, Marjorie Brown