The mark consists of a piano keyboard that has fourteen white keys and ten black keys. The white keys are numbered from one to seven, with the numbers in black, repeating the sequence of numbers twice and the black keys are numbered "1", "2", "4", "5", "6", with the number in white, repeating the number sequence twice. The numbers of the black keys have an asterisk on the left side of each number. A horizontal black line runs from the edge of the far left white key through the edge of the far right white key and through the center of each number. A vertical black line drops from the bottom of each of the first sequence of numbers "1", "2", "3", "4", "5", "6", "7", stopping just before the bottom of the respective white keys, and a vertical black line extends from the top of each of the second sequence of numbers "1", "2, "3", "4", "5", "6", "7", stopping before reaching the line of the black keys. A horizontal white line crosses th"rough each of the black keys and the center of each number. A vertical white line drops from the bottom of each of the first sequence of numbers "1", "2", "4", "5"," 6", stopping just before the bottom of the respective black keys, and a vertical white line extends from the top of each of the second sequence of numbers "1", "2", "4", "5", "6", stopping near the center of each of the respective black keys. A thick red line runs along the top of the white keys, behind each of the black keys. A thick black bar borders the top of the keyboard and the sides and bottom of the keyboard are outlined in black.