Take, for instance, the Song dynasty court painters Fan Kuan and Guo Xi. In their famous paintings Travelers Amid Mountains and Streams and Early Spring, they hid the characters for their names in the mountain trees and rocks.
像是宋代的宮廷畫師范寬、郭熙，在他們的名畫「溪山行旅」及「早春圖」中，猶將自己的名字隱藏在山林樹石之中。