[{"Bold_text": "noun", "List Items": ["a black nymphalid butterfly,Melitaea phaeton,characterized by orange-red, yellow, and white markings, common in those areas of the northeastern U.S. where turtlehead, the food plant of its larvae, is found."]}, {"Bold_text": "noun", "List Items": ["David,born 1938,U.S. microbiologist: Nobel Prize in Medicine 1975.", "Lord. Sir George Calvert Sir George Calvert.", "a seaport in N Maryland, on an estuary near the Chesapeake Bay."]}]