100608
Coverage on Eutelsat 9A ceased on 7 March 2011 , the channel closed on completely on 1 September 2011 when it was removed from Eutelsat 28A and Sky channel 836 .
 Sky
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sky