/usr/share/man/man1/mpbi-mpi.1.gz is in mpb-mpi 1.5-2+b5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/mpb-mpi.1.gz
/usr/share/man/man1/mpb-mpi.1.gz