liù​cháo​sì​dà​jiā

Four Great Painters of the Six Dynasties, namely: Cao Buxing 曹不興|曹不兴[Cáo​Bù​xīng], Gu Kaizhi 顧愷之|顾恺之[Gù​Kǎi​zhī], Lu Tanwei 陸探微|陆探微[Lù​Tàn​wēi] and Zhang Sengyou 張僧繇|张僧繇[Zhāng​Sēng​yóu]