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In the fall of 1940 he was hired by Lawrence to help on adapting and using the 37-inch cyclotron to separate isotopes of uranium for the atomic bomb project .
 person: Lawrence
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: Lawrence 
Answer:
 person: Lawrence