55630
The concept that an eclipsing body caused these luminosity variations was introduced by John Goodricke in 1783 .
 person: John Goodricke
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: John Goodricke 
Answer:
 person: John Goodricke