79958
During this period a number of simple text-based games were written in BASIC , most notably Mike Mayfield 's " Star Trek " .
 person: Mike Mayfield
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: Mike Mayfield 
Answer:
 person: Mike Mayfield