Complex sentence: In 1970, by persuading her neighbours to go dressed as a gypsy tribe to the Mediaeval Fayre, later calling themselves the Bingham Belles, they formed a drama and music group and became stars of the Festival's Old Tyme Musical Hall.
Split into simpler sentences: In 1970, she persuaded some neighbours to go dressed as a gypsy tribe to the Mediaeval Fayre. Later calling themselves the Bingham Belles, they formed a drama and music group and became stars of the Festival's Old Tyme Musical Hall.