292333
Indeed , given any five points there is a conic passing through them , but if three of the points are collinear the conic will be degenerate ( reducible , because it contains a line ) , and may not be unique ; see further discussion .
 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