Complex sentence: In September 2007 when he was asked whether he thought it was important for the US to have a black president, Sharpton said, It would be a great moment as long as the black candidate was supporting the interest that would inevitably help our people.
Split into simpler sentences: In September 2007, Sharpton was asked whether he considered it important for the US to have a black president. He responded, It would be a great moment as long as the black candidate was supporting the interest that would inevitably help our people.