Castanets and tambourines urge you to join in the dance that pulses through this exhilarating recital by Ensemble El Sol and mezzo Dagmar Šašková. But don’t abandon yourself to pleasure entirely, because this charming selection of songs and dances gains real traction from a carefully constructed program, which invites us to see these miniatures not just as divertissements, but as diplomatic gambits, political tools in the courtly power games of...