What color is the fruit that is on top of the table?
The apple is green.
    src        edge_attr  dst
0     0   to the left of    8
1     3          next to    7
2     3        on top of    4
3     3     sitting near    7
4     3             near    7
5     3  to the right of    7
6     3               on    4
7     4               in    2
8     5           inside    7
9     6   to the left of    8
10    7   to the left of    3
11    7   to the left of    8
12    7        on top of    4
13    7             near    3
14    8  to the right of    9
15    8  to the right of    7
16    8  to the right of    0
17    8               on    6
18    8  to the right of    6
19    9   to the left of    8