Is the container made of plastic thin and narrow?
No, the container is thin but wide.
    src        edge_attr  dst
0     0   to the left of    6
1     0  to the right of    5
2     1   to the left of    6
3     1  to the right of    5
4     2  to the right of    5
5     2  to the right of    3
6     3  to the right of    5
7     3   to the left of    2
8     3   to the left of    6
9     4   to the left of    6
10    4  to the right of    5
11    5   to the left of    0
12    5   to the left of    2
13    5   to the left of    1
14    5   to the left of    4
15    5   to the left of    3
16    5   to the left of    6
17    6  to the right of    3
18    6  to the right of    1
19    6  to the right of    0
20    6  to the right of    4
21    6  to the right of    5