There is an ongoing outage on the primary CPAN mirror. It is possible to work around the issue by using MetaCPAN as a mirror.

Provides

in Prolog.pm
in Prolog/Atom.pm
in Prolog/Clause.pm
in Prolog/IndexStack.pm
in Prolog/Interpreter.pm
in Prolog/List.pm
in Prolog/Query.pm
in Prolog/Rule.pm
in Prolog/Stack.pm
in Prolog/Term.pm
in Prolog/VarList.pm
in Prolog/Variable.pm