Cellist Hannah Addario-Berry playing while sitting on Dudley Flores with dancers Kaitlyn Ebert and Tanya Bello on floor at the world premiere of &quot;Shipwreck&quot; at Yerba Buena Center for the Arts Forum on Thursday, April 10, in San Francisco, Calif.Photo by Liz Hafalia / San Francisco Chronicle Photo: Liz Hafalia, SFC