Complex sentence: John R. Curtis (born 1960) is the mayor of Provo, Utah, and the Republican nominee for the 2017 special election in Utah's 3rd congressional district.
Split into simpler sentences: John R. Curtis (born 1960) is an American politician from the state of Utah. He is the mayor of Provo, Utah, and the Republican nominee for the 2017 special election in Utah's 3rd congressional district.