She was and is much better know as the latter.
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A separate article should be created for the alter ego, just as the one for has been.
The problem of Montparnasse being easy to misspell might be solved by creating a few redirect pages for the most common misspellings--as is done for , , and.
And here too, Les Six was formed, creating music based on the ideas of Erik Satie and Jean Cocteau.
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