Which place is it?
It is a store.
    src        edge_attr  dst
0     0   to the left of    8
1     2   to the left of    7
2     2   to the left of    8
3     5  to the right of   11
4     5  to the right of   12
5     5  to the right of    7
6     5  to the right of    8
7     7   to the left of    5
8     7  to the right of    2
9     8   to the left of    5
10    8  to the right of    2
11    8  to the right of    0
12   11   to the left of    5
13   12   to the left of    5