The 6 is directly under the lower case m. The 1 is under the upper case R, and the 921 is directly under the upper case W, X, and Y, respectively. The 0 is under the number 3, the 5 is under the number 5, and the 8 is under the number 7, the 1 is under the A, the P4X is under the TRM, GG1 is...