Complex sentence: On 4 August 1791, Pierre-Michel Ledoyen, the son of caterers, rented it and established it as a formal restaurant renamed it after himself in 1814 and it was owned by the Desmazures for many years.
Split into simpler sentences: On 4 August 1791, Pierre-Michel Ledoyen, the son of caterers, rented it and established it as a formal restaurant. He renamed it after himself in 1814 and it was owned by the Desmazures for many years.