Complex sentence: On 6 December 2015, Aden government official, Major General Jaafar Mohammed Saad, and six of his entourage killed in a car bomb attack while his convoy was traveling to his office in a western district of Aden.
Split into simpler sentences: On 6 December 2015, car bomb attack occurred and Aden government official, Major General Jaafar Mohammed Saad, and his entourage killed. Saad's caravan was traveling to his office in a western district of Aden.