Complex sentence: Constructed at the end of the nineteenth century for a new parish, it closed in the 1990s, but it remains significant because of its grand architectural elements, which have led to its designation as a historic site.
Split into simpler sentences: Constructed at the end of the nineteenth century for a new parish, it closed in the 1990s. Nevertheless, this church building remains significant because of its grand architectural elements, which have led to its designation as a historic site.