88895
It was formed by Lewis Pilcher and William G. Tachau .
 person: Lewis Pilcher; person: William G. Tachau
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: Lewis Pilcher, William G. Tachau 
Answer:
 person: Lewis Pilcher; person: William G. Tachau