Input (grade 12): Sarah Childress Polk (September 4, 1803 - August 14, 1891) was the wife of the 11th President of the United States, James Polk, and the 12th woman to serve as First Lady.
Output (grade 7): Sarah Childress Polk (September 4, 1803 - August 14, 1891) was the wife of the US President James K. Polk.