What is on the building that is not new?
The cross is on the building.
    src        edge_attr  dst
0     0  to the right of   13
1     3  to the right of    7
2     4  to the right of   12
3     5  to the right of   13
4     5            under   12
5     6  to the right of   18
6     6   to the left of   17
7     6  to the right of    8
8     7  to the right of   17
9     7  to the right of   13
10    7   to the left of    3
11    8   to the left of    6
12    8   to the left of   17
13    8   to the left of   13
14    9               on   18
15   12               on    4
16   12   to the left of   14
17   12            above    5
18   12   to the left of    4
19   13  to the right of   18
20   13  to the right of   16
21   13   to the left of    0
22   13  to the right of    8
23   13   to the left of    5
24   13  to the right of   15
25   13   to the left of    7
26   14  to the right of   12
27   15   to the left of   13
28   15               of   18
29   16   to the left of   13
30   17  to the right of   18
31   17   to the left of    7
32   17  to the right of    6
33   17  to the right of    8
34   18   to the left of    6
35   18   to the left of   13
36   18   to the left of   17