An abstract illustration of the battle between fire, eart, air and water, Zao Wou-Ki's '29.05-31.10.68,' 1968 is a true masterpiece of the artist's painterly practice. With thick brushstrokes, powerful reds and clear gestural movement, Wou-Ki's '29.05-31.10.69' is not to be missed. Get an early look at the top work in our 20th Century & Contemporary Art Evening Sale this weekend in Singapore. On view 2-3 November at The Ritz-Carlton, Millenia Singapore. Learn more on phillips.com.