Berkeley Symphony concludes its historic 50th Anniversary season with “Symphonic III: Rejoice.” The concert, which will be held on June 12 at Zellerbach Hall, will feature Beethoven’s Ninth Symphony, accented by a reimagined libretto set by former U.S. Poet Laureate Tracy K. Smith and composer Jimmy Lopéz Bellido will present the World Premiere commission of “Rise,” a celebratory work written {…}