Original: His grandchildren included John Foster Dulles, who also became a U.S. Secretary of State, Allen Welsh Dulles, a Director of Central Intelligence, Eleanor Lansing Dulles, economist and diplomat.
Simplified: His grandchildren included John Foster Dulles, who also became a U.S. Secretary of State, Allen Welsh Dulles, a Director of Central Intelligence, and Eleanor Lansing Dulles, economist and diplomat.