What's on the table?
The glass is on the table.
    src        edge_attr  dst
0     0  to the right of    2
1     0  to the right of    4
2     0  to the right of    1
3     1  to the right of    4
4     1           beside    2
5     1   to the left of    0
6     1  to the right of    2
7     2   to the left of    0
8     2   to the left of    1
9     2  to the right of    5
10    4               on    2
11    4   to the left of    0
12    4   to the left of    1
13    5   to the left of    2
14    6               on    3