14555
Participatory dance whether it be a folk dance , a social dance , a group dance such as a line , circle , chain or square dance , or a partner dance such as is common in western Western ballroom dancing , is undertaken primarily for a common purpose , such as entertainment , social interaction or exercise , of participants rather than onlookers .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None