Complex sentence: As the arrest takes place in the house of Madame de Lionne (Jenny Runacre), a prominent local lady, Feraud takes it as a personal insult from d'Hubert.
Split into simpler sentences: As the arrest takes place in the house of Mme. DeLeon (Jenny Runacre), a prominent local lady, Feraud takes it as a personal insult from d'Hubert.