Is the lighthouse tall and white?
Yes, the lighthouse is tall and white.
    src        edge_attr  dst
0     0               in    9
1     1               on    6
2     1   to the left of    5
3     1   to the left of   11
4     2  to the right of    6
5     2  to the right of    5
6     2  to the right of   12
7     2   to the left of    7
8     3   to the left of    6
9     3               in    9
10    5               on    6
11    5   to the left of    2
12    5  to the right of    1
13    5   to the left of   12
14    5  to the right of   11
15    6  to the right of    3
16    6   to the left of    2
17    6   to the left of   12
18    6               in    9
19    7  to the right of   12
20    7  to the right of    2
21   10               on    6
22   11  to the right of    1
23   11   to the left of    5
24   12  to the right of    5
25   12   to the left of    2
26   12  to the right of    6
27   12   to the left of    7