41700
The ban pre-dates Shannon 's use of bit as a unit of information by at least eight years , and remains in use in the early 21st Century .
 person: Shannon
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: Shannon 
Answer:
 person: Shannon