1870
The practice of using index words to select pieces from a preexisting text was developed by Jackson Mac Low as " diastics " .
 person: Jackson Mac Low
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: Jackson Mac Low 
Answer:
 person: Jackson Mac Low