Complex sentence: He was elected as Member of Parliament for Preston at the July 1945 general election, defeating Randolph Churchill and Edward Cobb, but four months later he died suddenly at Barrow, near Whalley, Lancashire, while visiting a children's school, aged 49.
Split into simpler sentences: He was elected as Member of Parliament for Preston at the July 1945 general election, defeating Randolph Churchill and Edward Cobb, but died in office 4 months later. He died suddenly at Barrow, near Whalley, Lancashire, while visiting a children's school, aged 49.