222358
Principal photography started on April 5 , 2010 in Montreal , and the film was released in 2D and in 3-D ( using the Real D 3D and Digital 3D formats ) on November 11 , 2011 by Universal Pictures and Relativity Media .
 Universal Pictures, Relativity Media
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Universal Pictures, Relativity Media