Is the boat to the left of a house?
Yes, the boat is to the left of a house.
    src        edge_attr  dst
0     0   to the left of    7
1     2   to the left of   11
2     2   to the left of    5
3     2   to the left of    3
4     2   to the left of   14
5     3   to the left of    7
6     3               in   13
7     3  to the right of    2
8     3   to the left of    4
9     3   to the left of    8
10    4  to the right of    8
11    4  to the right of    3
12    4   to the left of   10
13    5  to the right of   14
14    5  to the right of    9
15    5  to the right of    2
16    5   to the left of    8
17    5   to the left of    7
18    5               of    3
19    6   to the left of    7
20    7         covering   15
21    7  to the right of    0
22    7  to the right of    6
23    7  to the right of    3
24    7  to the right of    9
25    7  to the right of    5
26    8  to the right of    5
27    8   to the left of    4
28    8  to the right of   11
29    8  to the right of    3
30    9   to the left of    7
31    9   to the left of    5
32   10  to the right of    4
33   11   to the left of    8
34   11  to the right of    2
35   11  to the right of   14
36   14  to the right of    2
37   14   to the left of    5
38   14   to the left of   11
39   15       covered by    7