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The first real progress toward a modern understanding of nervous function , though , came from the investigations of Luigi Galvani ( 1737 – 1798 ) , who discovered that a shock of static electricity applied to an exposed nerve of a dead frog could cause its leg to contract .
 person: Luigi Galvani
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: Luigi Galvani 
Answer:
 person: Luigi Galvani