A place of worship was the stage; stained glass windows cast light on a choir that massed over a hundred and sixty members, and the Truro Symphony Orchestra, led by Martin Palmer and heralded by soprano Claire Seaton, mezzo Susanna Spicer, tenor Anthony Mee, and bass Edward Price wrought tragedy and triumph out of a magnificent performance of Giuseppe Verdi's Messa da Requiem at Truro Cathedral.