Which color is the large umbrella?
The umbrella is blue.
    src        edge_attr  dst
0     1             with    4
1     3   to the left of   17
2     4   to the left of   12
3     4   to the left of   17
4     5            above   15
5     6  to the right of   16
6     7  to the right of   13
7     7   to the left of   17
8     7   to the left of   12
9     8   to the left of   17
10   12  to the right of    7
11   12  to the right of    4
12   13   to the left of    7
13   16   to the left of    6
14   16   to the left of   18
15   17  to the right of    8
16   17  to the right of    7
17   17  to the right of    3
18   17  to the right of    4
19   18  to the right of   16