Complex sentence: Born in Buffalo, New York, Brown was prepared for college in Phillips Exeter Academy, Exeter, New Hampshire, and was graduated from Union College, Schenectady, New York, in 1862.
Split into simpler sentences: Born in Buffalo, New York, Brown studied at Phillips Exeter Academy, Exeter, New Hampshire. He went on to attend and graduate from Union College, Schenectady, New York, in 1862.