Complex sentence: Dublin, Alex Thom and Co, 1935 Archdeacon of Cashel from 1767 to 1772, and his wife Elizabeth Massy, he married Mary O'Brien, great granddaughter of William O'Brien, 3rd Earl of Inchiquin.
Split into simpler sentences: Dublin, Alex Thom and Co, 1935 Archdeacon of Cashel from 1767 to 1772, and his wife Elizabeth Massy. He married Mary O'Brien, great granddaughter of William O'Brien, 3rd Earl of Inchiquin.