/usr/share/doc/python3-pyqt4.qsci/changelog.Debian.gz is in python3-pyqt4.qsci 2.6.1-4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/python3-pyqt4.qsci/../libqscintilla2-8/changelog.Debian.gz