Players meet at the hall, pay a fee to get in, then the games begin.
Each space in the 'I' column contains a number from 16 - 30. Each space in the 'N' column contains a number from 31 - 45. Each space in the 'G' column contains a number from 46 - 60. Each space in the 'O' column contains a number from 61 - 75. Furthermore, a number can appear only once on a single card.