Concerto per Violino XI, “Per Anna Maria” Fabio Biondi, violin; Europa Galante Naive Records   Anna Maria (1696-1782) was one of Antonio Vivaldi’s principal muses. She was a pupil of his at Ospedale delle Pietà, where he taught for forty years. A child prodigy, Anna Maria was a violinist of enormous talent. Vivaldi recognized this and composed at least twenty-four concertos dedicated to her.    Judging by the concertos performed by soloist Fabio Biondi, the composer entrusted Anna Maria with works requiring enormous facility and musicality. The D Major concerto that opens the recording begins with a brief snatch of