/usr/share/man/man1/MemParse.1.gz is in libxerces-c-samples 3.1.3+debian-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/xerces-c-sample.1.gz
/usr/share/man/man1/xerces-c-sample.1.gz