Man pages matching name web::simple::antiquatedperl in section 3pm:

Web::Simple::AntiquatedPerl.3pm.en	debian 10 / libweb-simple-perl
Web::Simple::AntiquatedPerl.3pm.en	debian 11 / libweb-simple-perl
Web::Simple::AntiquatedPerl.3pm.en	debian 12 / libweb-simple-perl