What's the clock on?
The clock is on the tower.
    src        edge_attr  dst
0     1   to the left of    8
1     2  to the right of    3
2     2             near    3
3     3   to the left of    2
4     3          next to    2
5     4   to the left of    8
6     4               on    1
7     5   to the left of    8
8     7          wearing    6
9     8  to the right of    1
10    8  to the right of    4
11    8  to the right of    5