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Around the same time , LaTeX , the now-widely-adopted macro package based on TeX , was first developed by Leslie Lamport , who later published its first user manual in 1986 .
 person: Leslie Lamport
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: Leslie Lamport 
Answer:
 person: Leslie Lamport