Complex sentence: Eraldon Manuel Barañao (born 1790), was born in Buenos Aires, Argentina but traveled to Chile in 1809, becoming a revolutionary supporter of Juan Martínez de Rozas and taking up commerce.
Split into simpler sentences: Eraldon Manuel Barañao was born in Buenos Aires, Argentina, in 1790. He travelled to Chile in 1809, becoming a revolutionary supporter of Juan Martínez de Rozas and taking up commerce.