Complex sentence: For a brief period from 1964 to 1965, ONA went into Chapter 11 bankruptcy to reorganize and flights resumed in October 1965, this time operating Douglas DC-8 aircraft.
Split into simpler sentences: For a brief period from 1964 to 1965, ONA went into Chapter 11 bankruptcy to reorganize. Flights resumed in October 1965, this time operating Douglas DC-8 aircraft.