What color is the hangar?
The hangar is black.
    src        edge_attr  dst
0     1             near   11
1     1             near    6
2     1  to the right of    3
3     1  to the right of    2
4     1  to the right of    7
5     1   to the left of    4
6     2   to the left of    1
7     3   to the left of    1
8     4  to the right of    1
9     6   to the left of   11
10    6           behind   11
11    6          next to    1
12    6          next to   11
13    7   to the left of    1
14    8   on the side of   11
15   11          next to    1
16   11             near    6
17   11      in front of    6
18   11  to the right of    6
19   12   on the side of    1