Complex sentence: Ramon Margalef i López (Barcelona 16 May 1919-23 May 2004, aged 85) was Emeritus Professor of Ecology at the Faculty of Biology of the University of Barcelona.
Split into simpler sentences: Ramon Margalef i López (Barcelona 16 May 1919-23 May 2004, aged 85) was a Catalan biologist. He was Emeritus Professor of Ecology at the Faculty of Biology of the University of Barcelona.