German soprano Annette Dasch in Hans Neuenfels’s controversial new production of Lohengrin in Bayreuth. Photograph: Michaela Rehle/Reuters Lab rats, a dead horse and bridesmaids with long, pert rodent tails and hybrid dahlias on their heads hardly feature in the original of Wagner’s Lohengrin. Nor does a fat, cloned baby which crawls out of its placenta [...]