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