Is the statue on the clock made of marble or stone?
The statue is made of marble.
    src        edge_attr  dst
0     2  to the right of    9
1     2   to the left of    7
2     2   to the left of    6
3     4   to the left of    6
4     4   to the left of    7
5     4  to the right of    9
6     6  to the right of    2
7     6  to the right of    4
8     7  to the right of    2
9     7  to the right of    4
10    7               of    6
11    9               on    4
12    9   to the left of    2
13    9   to the left of    4
14    9           beside    4