Are there red hearts or stars?
No, there is a star but it is white.
    src        edge_attr  dst
0     0               on    9
1     0               on   11
2     0           behind    1
3     0               on   10
4     0               on   12
5     3   to the left of   12
6     3   to the left of   10
7     3               on    1
8     3      in front of    7
9     3        on top of    1
10    4   on the side of    8
11    4   to the left of   13
12    5  to the right of    7
13    7   to the left of    5
14    7           behind    3
15    7   to the left of   14
16    7        on top of    0
17    7      in front of    8
18    8           behind    7
19   10  to the right of    3
20   12  to the right of    3
21   13        on top of    7
22   13  to the right of    4
23   14  to the right of    7
24   14   on the side of    8