/usr/share/doc/python3-pyqt4.qsci/changelog.Debian.gz is in python3-pyqt4.qsci 2.9.1+dfsg-4build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/python3-pyqt4.qsci/../libqscintilla2-12v5/changelog.Debian.gz