<prompt> Translate the following text to EnglishVitu vya pekee katika makusanyo hayo ni picha tatu za Fra Angelico, La Fornarina ya Raphael ingawa ni jambo linalotiliwa shaka, na kazi za Titian, Tintoretto, na El Greco.  <response>: Notable in the collections are a Fra Angelico triptych, Raphaels La Fornarina though the authorship is disputed, and works by Titian, Tintoretto, and El Greco. 