/usr/lib/x86_64-linux-gnu/libsdformat.so.1 is in libsdformat1 1.4.11-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libsdformat.so.1.4.11
/usr/lib/x86_64-linux-gnu/libsdformat.so.1.4.11