Complex sentence: Maria died during the sixth year of her marriage, at the age of 52 in Klein-Motten where she and her husband were living with kin, the Sillips, of "consumption resulting from pectoral (thoracic) dropsy" in 1847.
Split into simpler sentences: Maria died during the sixth year of her marriage, at the age of 52 in Klein-Motten where she was living with her husband in the home of kin, the Sillip family. She died of "consumption resulting from pectoral (thoracic) dropsy" in 1847.