Complex sentence: Saint Robert of Bury (died 1181) was an English boy whose murdered body was said to have been found in the town of Bury St Edmunds, Suffolk in 1181 and whose death at a time of rising anti-Semitism was blamed on local Jews.
Split into simpler sentences: Saint Robert of Bury (died 1181) was an English boy, allegedly murdered and found in the town of Bury St Edmunds, Suffolk in 1181. His death at a time of rising anti-Semitism was blamed on local Jews.