Man pages matching name moose::cookbook::legacy::labeled_attributemetaclass in section 3pm:

Moose::Cookbook::Legacy::Labeled_AttributeMetaclass.3pm.en	debian 10 / libmoose-perl
Moose::Cookbook::Legacy::Labeled_AttributeMetaclass.3pm.en	debian 11 / libmoose-perl
Moose::Cookbook::Legacy::Labeled_AttributeMetaclass.3pm.en	debian 12 / libmoose-perl