/usr/share/perl5/RDF/Query/Algebra/ is in librdf-query-perl 2.918-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/RDF/Query/Algebra/Aggregate.pm
/usr/share/perl5/RDF/Query/Algebra/BasicGraphPattern.pm
/usr/share/perl5/RDF/Query/Algebra/Clear.pm
/usr/share/perl5/RDF/Query/Algebra/Construct.pm
/usr/share/perl5/RDF/Query/Algebra/Copy.pm
/usr/share/perl5/RDF/Query/Algebra/Create.pm
/usr/share/perl5/RDF/Query/Algebra/Distinct.pm
/usr/share/perl5/RDF/Query/Algebra/Extend.pm
/usr/share/perl5/RDF/Query/Algebra/Filter.pm
/usr/share/perl5/RDF/Query/Algebra/GroupGraphPattern.pm
/usr/share/perl5/RDF/Query/Algebra/Limit.pm
/usr/share/perl5/RDF/Query/Algebra/Load.pm
/usr/share/perl5/RDF/Query/Algebra/Minus.pm
/usr/share/perl5/RDF/Query/Algebra/Move.pm
/usr/share/perl5/RDF/Query/Algebra/NamedGraph.pm
/usr/share/perl5/RDF/Query/Algebra/Offset.pm
/usr/share/perl5/RDF/Query/Algebra/Optional.pm
/usr/share/perl5/RDF/Query/Algebra/Path.pm
/usr/share/perl5/RDF/Query/Algebra/Project.pm
/usr/share/perl5/RDF/Query/Algebra/Quad.pm
/usr/share/perl5/RDF/Query/Algebra/Sequence.pm
/usr/share/perl5/RDF/Query/Algebra/Service.pm
/usr/share/perl5/RDF/Query/Algebra/Sort.pm
/usr/share/perl5/RDF/Query/Algebra/SubSelect.pm
/usr/share/perl5/RDF/Query/Algebra/Table.pm
/usr/share/perl5/RDF/Query/Algebra/TimeGraph.pm
/usr/share/perl5/RDF/Query/Algebra/Triple.pm
/usr/share/perl5/RDF/Query/Algebra/Union.pm
/usr/share/perl5/RDF/Query/Algebra/Update.pm