Complex sentence: Eurico Mendonça de Caires, commonly known as Eurico, (5 August 1952--13 November 1989) was a footballer who played as a midfielder for clubs in Portugal, Canada and the United States.
Split into simpler sentences: Eurico Mendonça de Caires, simply Eurico (5 August 1952--13 November 1989), was a footballer who played as a midfielder. He represented clubs in Portugal, Canada and the United States.