Is the shield made of stone or glass?
The shield is made of stone.
    src        edge_attr  dst
0     1   to the left of    7
1     2   to the left of    7
2     4   to the left of    7
3     5   to the left of    7
4     5    surrounded by    8
5     5            below    6
6     6            above    5
7     7  to the right of    5
8     7          holding    0
9     7  to the right of    1
10    7  to the right of    4
11    7  to the right of    2