e1x4s f1x4sq g1x4 h1x4s i1x4sq

3ry4sq 4ry4 5ry4s 6ry4sq 7ry4

siz4 tiz4s uiz4sq viz4 wiz4s

h9z4s i9z4sq j9z4 k9z4s l9z4sq

6z04sq 7z04 8z04s 9z04sq a004