/usr/ is in libromana-perligata-perl 0.55-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/perl5/
/usr/share/
/usr/share/perl5/
/usr/share/perl5/Lingua/
/usr/share/perl5/Lingua/Romana/
/usr/share/perl5/Lingua/Romana/Perligata.pm
/usr/share/man/
/usr/share/man/man3/
/usr/share/man/man3/Lingua::Romana::Perligata.3pm.gz
/usr/share/doc/
/usr/share/doc/libromana-perligata-perl/
/usr/share/doc/libromana-perligata-perl/examples/
/usr/share/doc/libromana-perligata-perl/examples/demo_OO.pl
/usr/share/doc/libromana-perligata-perl/examples/demo_bitwise.pl
/usr/share/doc/libromana-perligata-perl/examples/demo_compare.pl
/usr/share/doc/libromana-perligata-perl/examples/demo_data.pl
/usr/share/doc/libromana-perligata-perl/examples/demo_eratosthenes.pl
/usr/share/doc/libromana-perligata-perl/examples/demo_logical.pl
/usr/share/doc/libromana-perligata-perl/examples/demo_number.pl
/usr/share/doc/libromana-perligata-perl/examples/demo_reference.pl
/usr/share/doc/libromana-perligata-perl/examples/demo_simple.pl
/usr/share/doc/libromana-perligata-perl/copyright
/usr/share/doc/libromana-perligata-perl/changelog.Debian.gz