Lamp riddle is a traditional form of riddles in China, the Southern Song Dynasty, people call the riddle what?

Overview of riddles, also known as "Wenhu", so guessing and "shooting tiger" of the elegant name, is a kind of word games. Initially, the ancient cryptic and folk riddles, to the Song Dynasty, some people write them on the lamps, let people guess play, so called "lamp riddle", due to guessing the riddle has a certain degree of difficulty, the riddle is like a crouching tiger in the bushes, difficult to understand, difficult to shoot, so also known as "lamp tiger", "shooting tiger". Another Liao dynasty shooting game "shooting tiger".