Dancers can tell us little about Picasso's dance art
English National Ballet's rehearsals alongside the Tate's Picasso show will be fun " but they cannot illuminate his complex attitudes to danceEnglish National Ballet are to take up residence at Tate Britain next spring, holding rehearsals in the long classical Duveen Gallery that cuts the building in two. Dancers will lead classes at the gallery and their presence will tie together the Picasso show with English Natio…