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In " Principles of Geology " ( first edition , vol. 3 , ch. 2 , 1833 ) Lyell proposed that icebergs could be the means of transport for erratics .
 person: Lyell
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: Lyell 
Answer:
 person: Lyell