309957
It was founded in 1971 and was owned by of 92 bank s. Since July 2002 it is a division of Deutsche Börse , and known as Clearstream .
 Deutsche Börse, Clearstream
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Deutsche Börse, Clearstream