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As it turns out , of course , Amazon . com , BarnseandNoble . com , and a host of others simply took the bookstore model , attached a 56K modem , and declared themselves The Future .
 Amazon . com, BarnseandNoble . com, a host of others, themselves, bookstore
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 Amazon . com, BarnseandNoble . com, a host of others, themselves, bookstore