Input (grade 12): Louis Seymour Bazett Leakey (L.S.B. Leakey) (August 7, 1903 â "October 1, 1972) was a Kenyan archaeologist and naturalist whose work was important in establishing human evolutionary development in Africa.
Output (grade 9): Louis Leakey (L.S.B. Leakey, 7 August 1903 â "1 October 1972) was a Kenyan archaeologist, anthropologist and naturalist.