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Since 1959 , the Little League World Series is held each summer in South Williamsport , near where Little League Baseball was founded in Williamsport .
 Little League World Series, South Williamsport, Little League Baseball, Williamsport
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Little League World Series, South Williamsport, Little League Baseball, Williamsport