What is on the building made of concrete?
The bell is on the building.
    src        edge_attr  dst
0     0   to the left of   13
1     5               on   14
2     6   to the left of   11
3     7   to the left of   13
4     8   to the left of   11
5     8               on    3
6     9   to the left of   11
7     9             with    8
8    11  to the right of    9
9    11  to the right of    8
10   11  to the right of    6
11   13  to the right of    0
12   13  to the right of    7