Posting and debating the meaning of the "Batu Zamrud" verses is a daily social activity in regional betting forums.
Example: A mention of "four birds flying over a green hill" might be interpreted by veterans as the numbers 4 and 6. Batu Zamrud - Syair SGP
These are traditionally four-line stanzas or short riddles written in Indonesian or Malay. Instead of literal meaning, they use metaphors to hide digits. Posting and debating the meaning of the "Batu