145649
( One of the co-founders of the company was Bill Dallas , who served as its Chairman , CEO and Chairman Emeritus until 2003 , and who subsequently bought OwnIt Mortgage Solutions , which was 20 % owned by Merrill Lynch .
 organization: Merrill Lynch
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: Merrill Lynch 
Answer:
 organization: Merrill Lynch