Who is reading the book?
The boy is reading a book.
     src        edge_attr  dst
0      1  to the right of   28
1      1  to the right of   13
2      1  to the right of   31
3      1  to the right of   29
4      3  to the right of    8
..   ...              ...  ...
159   34   to the left of    5
160   34   to the left of    6
161   35  to the right of   16
162   36   to the left of   24
163   36   to the left of   23

[164 rows x 3 columns]