Input (grade 4): John Calvin Coolidge, Jr., (July 4, 1872 - January 5, 1933) was the 30th President of the United States (1923 - 1929).
Output (grade 8): John Calvin Coolidge (July 4, 1872 - January 5, 1933) was the 30th President of the United States between 1923 to 1929.