Complex sentence: A native of Arequipa, Peru, who joined the army to fight as a colonel during the war, he died on June 7,1879, during the Battle of Arica along with 50% of the men that defended Arica.
Split into simpler sentences: A native of Arequipa, Peru who joined the army to fight as a colonel during the war. He died on June 7,1879, during the Battle of Arica along with 50% of the men that defended Arica.