Complex sentence: Originally known as "Gregg Lane", the street was renamed in the 1920s after Cathal Brugha (1874--1922), one of the leaders of the Irish War of Independence, who was fatally wounded in O'Connell Street during the Irish Civil War.
Split into simpler sentences: Originally known as "Gregg Lane", the street was renamed in the 1920s as Cathal Brugha Street after Cathal Brugha (1874--1922), one of the leaders of the Irish War of Independence. He was fatally wounded in O'Connell Street during the Irish Civil War.