Title: Ri Tō, Ba En, Ka Kei
Subjects: Chinese Watercolor painting, Sumie
People: Tang Li (1049?-1130?), Yuan Ma (active 12th century-13th century), Gui Xia (active 1190-1224)
Time periods: Song-Yuan dynasties, 960-1368, Ming-Qing dynasties, 1368-1912