127871
In 1954 Weertman became the first resident engineer for the Plymouth Mound Road V8 engine plant , which started producing A-engines in 1955 .
 person: Weertman
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: Weertman 
Answer:
 person: Weertman