is identified by the letter u201c b u201d the next column 14 is identified by the letter u201c i u201d the next column 16 is identified by the letter u201c n u201d the next column 18 is identified by the letter u201c g u201d the right most column 20 is identified by the letter u201c o u201d the top grid square 22 in column 12 contains three numbers from the range of 1 to 15 the second grid square 32 in column 12 contains one number from the range of 1 to 15 the middle grid square 34 in column 12 contains three numbers from the range of 1 to 15 the fourth grid square 36 in column 12 contains one number from the range of 1 to 15 the bottom grid square 38 in column 12 contains three numbers from the range of 1 to 15 the top grid square 24 of the column 14 contains one number from the range of 16 to 30 the second grid square 40 of the column 14 contains two numbers from the range of 16 to 30 the third grid square 42 of the column 14 contains two numbers from the range of 16 to 30 the fourth grid square 44 of the column 14 contains two numbers from the range of 16 to 30 the bottom grid square 46 of the column 14 contains one number from the range of 16 to 30 the top grid square 26 in column 16 contains three numbers from the range of 31 to 45 the second grid square 48 in column 16 contains two numbers from the range of 31 to 45 the middle grid square 50 in column 16 contains no numbers it will be.