Does the umbrella look black?
Yes, the umbrella is black.
    src        edge_attr  dst
0     0   to the left of    8
1     1   to the left of    2
2     1  to the right of    3
3     2  to the right of    1
4     2  to the right of    3
5     3   to the left of    2
6     3  to the right of   12
7     3   to the left of    1
8     3  to the right of    9
9     3  to the right of   10
10    3   to the left of   18
11    3  to the right of    5
12    5   to the left of    3
13    5               on    8
14    5   to the left of   10
15    5   to the left of    9
16    5   to the left of    8
17    6  to the right of    7
18    6   to the left of   17
19    6   to the left of   15
20    7   to the left of    6
21    7   to the left of   17
22    8  to the right of   12
23    8  to the right of    0
24    8  to the right of    5
25    9   to the left of   10
26    9  to the right of    5
27    9   to the left of    3
28    9   to the left of   16
29   10   to the left of    3
30   10  to the right of   12
31   10   to the left of   16
32   10  to the right of    5
33   10  to the right of   11
34   10  to the right of    9
35   11   to the left of   10
36   11   to the left of   16
37   12             with   11
38   12   to the left of   10
39   12   to the left of    8
40   12   to the left of    3
41   14               on    4
42   15  to the right of    6
43   16  to the right of   10
44   16  to the right of    9
45   16  to the right of   11
46   17  to the right of    7
47   17               on   18
48   17  to the right of    6
49   18  to the right of    3