68535
In 1901 and 1903 , Israel Russell became the first geologist to study this area while surveying it for the United States Geological Survey ( USGS ) .
 person: Israel Russell; organization: United States Geological Survey; organization: USGS
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: Israel Russell, United States Geological Survey, USGS 
Answer:
 person: Israel Russell; organization: United States Geological Survey; organization: USGS