Complex sentence: The first loss of the community was the schoolteacher, Carl Blumberg, who died of yellow fever in 1853 and the second burial was that of founder August Schumann in 1858.
Split into simpler sentences: The first loss of the community was the schoolteacher, Carl Blumberg, who died of yellow fever in 1853. The second burial was that of founder August Schumann who died in 1858.