Is the black lamp on the left?
No, the lamp is on the right of the image.
    src        edge_attr  dst
0     0   to the left of    2
1     1  to the right of   10
2     1   to the left of    6
3     2               on    8
4     2  to the right of   10
5     2  to the right of    0
6     2   to the left of    3
7     3  to the right of    2
8     4  to the right of    9
9     4  to the right of    6
10    4               on    8
11    4  to the right of    7
12    6               on    8
13    6      in front of    7
14    6   to the left of    4
15    6  to the right of   10
16    6   to the left of   11
17    6  to the right of    1
18    6   to the left of    9
19    7   to the left of    4
20    7   to the left of   11
21    7  to the right of   10
22    7           behind    6
23    9   to the left of   11
24    9  to the right of    6
25    9               on    8
26    9   to the left of    4
27   10   to the left of    2
28   10   to the left of    1
29   10               on    8
30   10   to the left of    7
31   10   to the left of    6
32   11  to the right of    6
33   11  to the right of    7
34   11  to the right of    9