Do you see either a red star or heart?
No, there is a star but it is blue.
    src        edge_attr  dst
0     0   to the left of   10
1     0  to the right of    6
2     0  to the right of   17
3     0   to the left of    5
4     0  to the right of    2
5     1  to the right of   15
6     1  to the right of   16
7     1   to the left of   14
8     2   to the left of    0
9     2   to the left of   12
10    3  to the right of    7
11    5  to the right of    0
12    5  to the right of    7
13    5  to the right of    6
14    6   to the left of   12
15    6   to the left of    0
16    6   to the left of   14
17    6   to the left of    5
18    7   to the left of    5
19    7   to the left of    3
20    7   to the left of   10
21    8  to the right of   15
22    8   to the left of   14
23    8  to the right of   16
24    9   to the left of   14
25    9  to the right of   15
26    9  to the right of   16
27   10  to the right of    7
28   10  to the right of   14
29   10  to the right of    0
30   11   to the left of   17
31   12  to the right of    6
32   12  to the right of    2
33   12  to the right of   17
34   13               on    6
35   13   to the left of   18
36   14  to the right of    1
37   14  to the right of    8
38   14  to the right of    6
39   14   to the left of   10
40   14  to the right of    9
41   15   to the left of    1
42   15   to the left of    8
43   15   to the left of    9
44   16   to the left of    1
45   16   to the left of    8
46   16   to the left of    9
47   17   to the left of    0
48   17   to the left of   12
49   17  to the right of   11
50   18  to the right of   13