Is the candle long?
Yes, the candle is long.
    src        edge_attr  dst
0     0   to the left of    6
1     0   to the left of    4
2     0   to the left of    9
3     1               on   13
4     2           behind   13
5     2  to the right of    7
6     2  to the right of   10
7     4  to the right of    0
8     5  to the right of    6
9     6   to the left of    5
10    6  to the right of    0
11    7   to the left of    2
12    7  to the right of   11
13    8  to the right of    9
14    9   to the left of    8
15    9  to the right of    0
16   10   to the left of    2
17   11   to the left of    7
18   11           behind   13
19   12       sitting on   13
20   13      in front of   11
21   13      in front of    2