Is the chair on the left side?
Yes, the chair is on the left of the image.
   src        edge_attr  dst
0    7          holding   15
1    8   to the left of   15
2   13          wearing   10
3   13          holding    8
4   13   to the left of   15
5   15  to the right of   13
6   15  to the right of    8
7   17       sitting in   18
8   17   to the left of   18
9   18  to the right of   17