bh7in ah7i 9g7in8 8g7in 7g7i
mq6i lq6in8 kq6in jq6i iq6in8
xz5in8 wz5in vz5i uz5in8 tz5in
884in 784i 684in8 584in 484i
ji4i ii4in8 hi4in gi4i fi4in8