Input (grade 13): He was awarded the 1929 Nobel Prize in Physiology or Medicine (together with Christiaan Eijkman) for his discovery that certain trace substances - now known as vitamins - are essential for the maintenance of good health.
Output (grade 12): He won the 1929 Nobel Prize in Physiology or Medicine, along with Christiaan Eijkman, for the discovery of vitamins.