Input (grade 12): Robert Todd Lincoln (August 1, 1843 - July 26, 1926) was an American lawyer and Secretary of War, and the first son of President Abraham Lincoln and Mary Todd Lincoln.
Output (grade 7): Robert Todd Lincoln (August 1, 1843 - July 26, 1926) was an American lawyer and Secretary of War. He was the first son of President Abraham Lincoln and his wife, Mary Todd Lincoln.