Complex sentence: In the 1997 General Election, Bercow was elected the MP for Buckingham and promoted to the shadow cabinet in 2001, held posts in the Shadow Cabinets of Iain Duncan Smith and Michael Howard.
Split into simpler sentences: In the 1997 General Election, Bercow was elected the MP for Buckingham and promoted to the shadow cabinet in 2001. He held posts in the Shadow Cabinets of Iain Duncan Smith and Michael Howard.