qdagv rdagvg sdag tdagv udagvg
f4agvg g4ag h4agv i4agvg j4ag
4ubg 5ubgv 6ubgvg 7ubg 8ubgv
tlcgv ulcgvg vlcg wlcgv xlcgvg
icdgvg jcdg kcdgv lcdgvg mcdg