Complex sentence: Owen went on to become High Sheriff of County Sligo in 1723 and again in 1745 and High Sheriff of County Leitrim in 1724, he died in 1755 at the age of 79.
Split into simpler sentences: Owen went on to become High Sheriff of Sligo in 1723 and again in 1745 and High Sheriff of Leitrim in 1724. He died in 1755 at the age of 79.