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Although pajamas are usually distinguished from one-piece sleeping garments such as nightgowns , in the US , they have sometimes included the latter or a somewhat shorter nightshirt as a top .
 location: US
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: US