Complex sentence: Jarosław Saturnin Leitgeber (November 18,1848-May 22,1933) was a Polish writer, bookseller and publisher; brother of purveyor of books, Mieczysław Antoni Leitgeber, who inspired him to develop a career in the industry.
Split into simpler sentences: Jarosław Saturnin Leitgeber (November 18,1848-May 22,1933) was a Polish writer, bookseller and publisher. Brother of purveyor of books, Mieczysław Antoni Leitgeber, who inspired him to develop a career in the industry.