Complex sentence: The New York attorney general election of 2010 will either involve the reelection campaign of Democrat Andrew Cuomo, elected in 2006, who remains extremely popular in New York, and is not expected to face any serious opposition.
Split into simpler sentences: The New York attorney general election of 2010 will involve the reelection campaign of Democrat Andrew Cuomo, elected in 2006. Cuomo remains extremely popular in New York, and is not expected to face any serious opposition.