97598
In 1924 , McKeown was named chairman of the board of Railway Commissioners after the death of Frank Broadstreet Carvell ; he retired from that post in 1931 .
 person: McKeown; person: Frank Broadstreet Carvell
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: McKeown, Frank Broadstreet Carvell 
Answer:
 person: McKeown; person: Frank Broadstreet Carvell