100519
Many of the corporate raiders were onetime clients of Michael Milken , whose investment banking firm , Drexel Burnham Lambert helped raise blind pools of capital with which corporate raiders could make a legitimate attempt to take over a company and provided high-yield debt ( " junk bonds " ) financing of the buyouts .
 person: Michael Milken; organization: Drexel Burnham Lambert
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: Michael Milken, Drexel Burnham Lambert 
Answer:
 person: Michael Milken; organization: Drexel Burnham Lambert