Complex sentence: Adrian Smith (born August 19,1944) is an American architect who has designed notable supertall skyscrapers such as the Burj Khalifa, Jin Mao Tower and Trump International Hotel and Tower.
Split into simpler sentences: Adrian Smith (born August 19,1944) is an American architect. He designed notable supertall skyscrapers such as the Burj Khalifa, Jin Mao Tower and Trump International Hotel and Tower.