Man pages matching name dbix::dr::plplaceholders in section 3pm:

DBIx::DR::PlPlaceHolders.3pm.en	debian 10 / libdbix-dr-perl
DBIx::DR::PlPlaceHolders.3pm.en	debian 11 / libdbix-dr-perl
DBIx::DR::PlPlaceHolders.3pm.en	debian 12 / libdbix-dr-perl