Complex sentence: The North Lantau highway was blocked for the first time since 1997, by a landslide, cutting off traffic to the village of Tai O and forcing the government to increase the frequency of ferries to and from the village.
Split into simpler sentences: The North Lantau highway was blocked for the first time since 1997, by a landslide. Land traffic to the village of Tai O was cut off and forcing the government to increase the frequency of ferries to and from the village.