Complex sentence: After graduating from Cornell in 1902, Schoellkopf enrolled at Harvard Law School where he played for the Harvard Crimson football team while he was a second-year law student at Harvard in 1903.
Split into simpler sentences: After graduating from Cornell in 1902, Schoellkopf enrolled at Harvard Law School. He played for the Harvard Crimson football team while he was a second-year law student at Harvard in 1903.