What did people in the Southern Song Dynasty call guessing?

Guessing is also called playing riddles. The diversification of riddle forms is an important symbol of the great development of riddle in Song Dynasty. Crossword puzzles, physical puzzles, painting puzzles, printing puzzles and famous puzzles dominated the riddles at that time, and some guessing systems such as Taoist riddles, right guessing, next set, paste set, wisdom line, horizontal strokes, questions and refreshing were formed. There are many riddles handed down from the Song Dynasty. Up to now, there are more than 70 riddles collected from various ancient books, most of which are poems. Wang Anshi was not only a politician and writer in the Northern Song Dynasty, but also an influential riddle expert. He is good at guessing riddles. Some unofficial history in Song Dynasty recorded some of his riddle activities and riddles, such as adding two points to the word "mu" instead of guessing the word "bei". Beizi owes two points, no guessing. "Shoot the words" he "and" zi "respectively. Another example is "I always follow the measures of leading officials, full of elegant articles, sometimes wearing red makeup and loving romantic." "guess the mystery of" seal "