/usr/share/doc/liblink-grammar4-java/TODO is in liblink-grammar4-java 4.7.4-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/liblink-grammar4-java/../liblink-grammar4/TODO
/usr/share/doc/liblink-grammar4-java/../liblink-grammar4/TODO