Complex sentence: At 5:40 am local time (03:40 GMT), on 10 December 2016, seven people were killed and 29 were injured following the explosion of a derailed tanker train carrying propane-butane and propylene, struck an electricity pylon, exploded and caught fire.
Split into simpler sentences: At 5:40 am local time (03:40 GMT), on 10 December 2016, seven people were killed and 29 were injured following the explosion of a derailed tanker train. The train, which was carrying propane-butane and propylene, struck an electricity pylon, exploded and caught fire.