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Although fanciful tales of so-called " needle men " or white slavers , who supposedly injected unsuspecting young girls with morphine before carrying them away into a life of prostitution , had been around since the 1930 s , the legend probably has its roots in a 1989 incident where ten teenage girls were arrested and later charged with stabbing numerous women with pins in the Upper West Side area of New York City .
 Upper West Side, New York City
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:
 Upper West Side, New York City