Complex sentence: The "Maison Lamontagne" was built in 1750 per Marie-Agnès Lepage, granddaughter of the Lord René Lepage, it carries now the surname of the family which resided at it in 1844.
Split into simpler sentences: The "Maison Lamontagne" was built in 1750 per Marie-Agnès Lepage, granddaughter of the Lord René Lepage. It carries now the surname of the family who resided at it in 1844.