59386
The one-point compactification of " C " , the Riemann sphere , is the dual space , a homogeneous space for SU ( 2 ) and SL ( 2 , " C " ) .
 C
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 C