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Metzinger had written in 1910 of ' mobile perspective ' as an interpretation of what would soon become known as " Cubism " with respect to Picasso , Braque , Delaunay and Le Fauconnier .
 Metzinger, Delaunay, Le Fauconnier
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Metzinger, Delaunay, Le Fauconnier