Possible Clues:

• Scheme of Belloc, say, missing mass to be in Paris
• Évry being
• Toulouse-Lautrec's being
• To be in a faraway land
• Raison d'__: reason for being
• To be, to a mademoiselle
• ''Verbe irrégulier''
• Sedan to be?
• To live, to Lévy
• Sedan auxiliary