3998
His son Walter Briggs Jr. inherited the team , but he was forced to sell it in 1956 to broadcast media owners John Fetzer and Fred Knorr .
 person: Walter Briggs Jr.; person: John Fetzer; person: Fred Knorr
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Walter Briggs Jr.; person: John Fetzer; person: Fred Knorr