Input (grade 9): In 1596 Saxe-Coburg-Eisenach was split, John Casimir got Saxe-Coburg while John Ernest received Saxe-Eisenach.
Output (grade 9): In 1596 Saxe-Coburg-Eisenach was split, Johann Casimir got Saxe-Coburg and Johann Ernst got Saxe-Eisenach.