244301
In 1823 German Christian Johann Gerhard Oncken was sent by the Continental Society to Hamburg .
 person: Johann Gerhard Oncken
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: Johann Gerhard Oncken 
Answer:
 person: Johann Gerhard Oncken