Are there both hammers and surfboards in the picture?
No, there is a surfboard but no hammers.
    src        edge_attr  dst
0     1               on    8
1     1  to the right of    5
2     1  to the right of    4
3     2  to the right of   10
4     2  to the right of    5
5     2  to the right of    4
6     4   to the left of   10
7     4   to the left of    2
8     4   to the left of    1
9     4   to the left of    6
10    5   to the left of    1
11    5               on    8
12    5   to the left of    6
13    5   to the left of    2
14    6  to the right of    4
15    6  to the right of    5
16    9               on    0
17   10   to the left of    2
18   10  to the right of    4