Complex sentence: He acted as librarian of the scientific library of the Jewish community at Berlin in 1899, and in 1900 was appointed professor of medieval philosophy and Arabic at the Hebrew Union College, Cincinnati; from 1902 he was also rabbi of the Sheerith Israel Congregation of Cincinnati.
Split into simpler sentences: He acted as librarian of the scientific library of the Jewish community at Berlin in 1899. In 1900 he was appointed professor of medieval philosophy and Arabic at the Hebrew Union College, Cincinnati; from 1902 he was also rabbi of the Sheerith Israel Congregation of Cincinnati.