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An early example , the exhibition " January 5 – 31 , 1969 " organised in rented office space in New York City by Seth Siegelaub , featured nothing except a stack of artists ' books , also called " January 5 – 31 , 1969 " and featuring predominantly text-based work by Lawrence Weiner , Douglas Huebler , Joseph Kosuth , and Robert Barry .
 New York City, Seth Siegelaub, Lawrence Weiner, Douglas Huebler, Joseph Kosuth, Robert Barry
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:
 New York City, Seth Siegelaub, Lawrence Weiner, Douglas Huebler, Joseph Kosuth, Robert Barry