Complex sentence: Alphonsus Johannes Maria Pelser, known as Fons Pelser, (28 December 1893--3 July 1974) was a Dutch footballer who played for Ajax as a right back, making his senior debut in 1913.
Split into simpler sentences: Alphonsus Johannes Maria Pelser, known as Fons Pelser, (28 December 1893--3 July 1974) was a Dutch footballer. Pelser played for Ajax as a right back, making his senior debut in 1913.