<prompt> Tšweletša phetolelo e raraganego ya polelo ye. Mmago von Stade o ile a tsena Mannes College of Music kua New York City.  <response>: Ee, phetolelo e raraganego kudu ya polelo ke Miss von Stade o ile a tsena Mannes College of Music kua New York City gomme a thoma go šoma le Metropolitan Opera ka 1970. 