/usr/share/man/man6/baldurs-gate-2.6.gz is in gemrb-baldurs-gate-2 0.8.3-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man6/gemrb.6.gz
/usr/share/man/man6/gemrb.6.gz