Conversation so far:
What is Le Corbusiers L'Espirit Nouveau Pavillion?
A collaborative project between Le Corbusier, Amédée Ozenfant and his cousin Pierre Jeanneret.
What is the translation of the name L'Espirit Nouveau Pavillion?
The new spirit pavilion
Was L'Espirit Nouveau Pavillion a painting by Le Corbusier?
Pavilion built by Le Corbusier for the 1925 Paris International Exhibition of Modern Decorative and Industrial Arts.

Question: How long did it take to do the work?
Self-contained rewrite: How long didi it take Le Corbusier to do the work?