Complex sentence: The pumping stopped by the first Gulf War (90's) the company continued working but with no oil pumping until the end of the year 2002 where the mother company Saudi Aramco decided to completely close the company.
Split into simpler sentences: The pumping stopped by the first Gulf War (90's). The company continued working but with no oil pumping until the end of the year 2002, when the mother company Saudi Aramco decided to completely close the company.