Source: BBC [See video at the end of the story on the BBC website] Hundreds have attended the funeral of composer Sir John Tavener, which has taken place at Winchester Cathedral. His wife and three children led mourners at the Greek Orthodox service, while a representative of the Prince of Wales was among the congregation. Several of Sir John’s spiritual works were played at the service, with accompaniment of the cathedral’s choir. The 69-year-old, whose music has topped the classical charts, died earlier this month after long-term health problems. In 1997, Sir John’s piece Song for Athene was performed at…