Love persists amid a surrounding darkness throughout “Broken Love,” a ballet composed of two pieces presented as a duology by San Francisco Ballet, separated by an intermission. “Broken Wings” and “Marguerite and Armand” comprise the ballet and stay wholly in conversation with each other. As two stories of love lost and found, the pieces’ emotional weight never dares to outweigh their beauty. Each piece stands as its own sweeping celebration of love’s multitudes, even in the worst of circumstances. These pieces’ shared DNA runs deep. Both rest upon foundations of tragic love, foretold by the moment the curtain rises on each story, with “Broken Wings” presented first. The interpretive and evocative take on the life and loves of the iconic artist Frida Kahlo plays as classic and fresh. Bold, creative swings are the true mark of this production. Reminiscent of West End director Jamie Lloyd’s thoroughly modern minimalist visions of theatre, Daniel Kraus’ staging of “Broken Wings,” which ...