Complex sentence: The Saudi Geological Survey (SGS) is the national geologic survey of the Kingdom of Saudi Arabia and was established as an independent entity attached to the ministry of petroleum and mineral resources following a council of ministers Decision in 1999.
Split into simpler sentences: The Saudi Geological Survey (SGS) is the national geologic survey of the Kingdom of Saudi Arabia. The SGS was established as an independent entity attached to the ministry of petroleum and mineral resources following a council of ministers decision in 1999.