Here are some clues:
1. He suffered from cataracts in old age.
2. Painting outdoors was critical to his style.
3. He was a French Impressionist.
4. His works can be found in the Musee d'Orsay in Paris.
5. His paintings of waterlilies are famous.
Answer: Claude Monet.
Claude Monet, Head of the Dog, 1882, oil on. canvas.