Complex sentence: On January 10,1976, a fire broke out in the Pathfinder Hotel in Fremont, Nebraska, killing 20 people, and fueled by a natural gas leak at the hotel.
Split into simpler sentences: On January 10,1976, a fire broke out in the Pathfinder Hotel in Fremont, Nebraska, killing 20 people. The fire was fueled by a natural gas leak at the hotel.