The Belgian choreographer Anne Teresa De Keersmaeker is a serious-minded artist, but if you’re willing to rise above the small pockets of boredom in this show the pleasures are quietly profound. En Atendant is the first of two pieces her company Rosas brings to London this week (the other is Cesena). Both draw energy from a rhythmically complex 14th-century form of polyphonic music called ars subtilior (“more subtle art”), performed live.
En Atendant was gradually revealed as a thing of uncommon intelligence and beauty. Although the atmosphere is deceptively off-the-cuff, it’s actually one of the most rigorously, mathematically plotted