Are both the mattress and the book that is not closed white?
Yes, both the mattress and the book are white.
    src        edge_attr  dst
0     0  to the right of    3
1     2               on    8
2     3  to the right of   13
3     3   to the left of    0
4     3   to the left of   14
5     4   to the left of   14
6     6  to the right of   13
7     7   to the left of   10
8     9   to the left of   10
9    10  to the right of    9
10   10  to the right of   15
11   10  to the right of    7
12   12          wearing   11
13   12          reading    8
14   13   to the left of    3
15   13   to the left of    6
16   14  to the right of    4
17   14  to the right of    3
18   15   to the left of   10