Complex sentence: Maria Christina Röhl (26 July 1801--5 July 1875) was a Swedish portrait artist who made portraits of a large number of the best known people in Sweden in the first half of the 19th century.
Split into simpler sentences: Maria Christina Röhl (26 July 1801--5 July 1875) was a Swedish portrait artist. She made portraits of a large number of the best known people in Sweden in the first half of the 19th century.