Original sentence: A graduate of Columbia University and Harvard Law School, Obama worked as a community organizer, university lecturer, and civil rights lawyer before entering politics.Boosted by increased national standing, he went on to win election to the U.Born to a Kenyan father and an American mother, Obama grew up in culturally diverse surroundings.He is among the Democratic Party's leading candidates for nomination in the 2008 U.He married in 1992 and has two daughters.He served in the Illinois Senate from 1997 to 2004, launching his campaign for U.He spent most of his childhood in the majority-minority U.Obama delivered the keynote address at the 2004 Democratic National Convention while still an Illinois state legislator.Senate in 2003.Senate in November 2004 with a landslide 70% of the vote in an election year marked by Republican gains.state of Hawaii and lived for four years in Indonesia
Edited sentence: A graduate of Columbia University, Obama worked as a community organizer in Chicago before entering Harvard Law School in 1988.After earning his law degree from Harvard in 1991, Obama returned to Chicago and worked as civil rights lawyer and taught constitutional law at the University of Chicago before entering politics.As of June 2007, Obama is among the Democratic Party's leading candidates for nomination in the 2008 U.He served in the Illinois Senate from 1997 to 2004, and announced his candidacy for the United States Senate in 2003.In November 2004, Obama won election to the U.Obama first came to national attention in 1990 when he was elected the first African-American president of the Harvard Law Review.Obama gained widespread national acclaim when he delivered the keynote address at the 2004 Democratic National Convention.Obama married Michelle Robinson in 1992 and they have two daughters.Senate with a landslide 70% of the vote in an election year marked by Republican gains