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The variety and number of toys that were manufactured during the 18th century steadily rose ; John Spilsbury invented the first jigsaw puzzle in 1767 to help children learn geography .
 person: John Spilsbury
Please list all entity words in the text that fit the category.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} 
Answer:
 person: John Spilsbury