2) Then, push the upper box to right position, and push down a box at center group. You will know why push this box later.
3) Push that box to right and place it to it's position. (second right one) Then push down one box in center group.
4) Push that box until center destination. Push other box down from the group.
5) After pushing that box towards right position, you can see why we make this pattern before.
6) Easy!
