Complex sentence: The typhoon began to re-curve to the northeast due to a weakness in the ridge on November 5, but wind shear began increasing, weakening the typhoon once more into a tropical storm on November 6 just before completing transition into an extratropical cyclone on November 7.
Split into simpler sentences: The typhoon began to re-curve towards the northeast due to a weakness in the ridge on November 5. Subsequently, the system before completing transition into an extratropical cyclone on November 7.