47083
Before the work of Lyell , phenomena such as earthquakes were understood by the destruction that they brought .
 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