an Entity references as follows:
Callen Radcliffe Tjader Jr. (/ˈdʒeɪdər/ JAY-dər; July 16, 1925 – May 5, 1982) was an American Latin Jazz musician, known as the most successful non-Latino Latin musician. He explored other jazz idioms, even as he continued to perform music of Afro-Jazz, the Caribbean, México and Latin America.