Complex sentence: Dom Mateus de Oliveira Xavier (Vila de Rei, Vila de Rei, 14 October 1858--Goa, 19 May 1929) was a Portuguese Roman Catholic Diocese of Cochin and Patriarch of the East Indies.
Split into simpler sentences: Dom Mateus de Oliveira Xavier (Vila de Rei, Vila de Rei, October 14,1858--Goa, May 19,1929) was a Portuguese episcopate. He was Bishop of the Roman Catholic Diocese of Cochin and Patriarch of the East Indies.