Complex sentence: The runway of Kyaukpyu Airport was 4,620 feet long and 100 feet wide and it was planned to be extended 1000 feet in 2011 and 1400 feet in next two years.
Split into simpler sentences: The runway of Kyaukpyu Airport was 4,620 feet long and 100 feet wide. The airfield is planned to extend 1000 feet in 2011 and 1400 feet in next two years.