(Photo: Szofi Raffay) Domènec Terradellas, a composer born in 1711 in Catalonia, remains a somewhat elusive figure in the case of 18th-century opera. Following training at the prestigious Naples conservatory, his music flourished in Italy and London prior to his untimely death in suspicious circumstances in 1751. His “La Merope,” a testament to the abiding popularity of Merope’s tragic tale, {…}