What makes up the sink?
The sink is made of metal.
     src        edge_attr  dst
0      0  to the right of   28
1      0               on   29
2      1   to the left of   16
3      1   to the left of   13
4      1   to the left of   30
..   ...              ...  ...
114   31   to the left of   16
115   31   to the left of   18
116   31   to the left of   29
117   31  to the right of   11
118   31   to the left of   21

[119 rows x 3 columns]