class Dog:ver<1.2.1>:auth; class Dog:ver<1.2.1>:auth; class Dog:ver<1.2.1>:auth; #### class Dog:<1.2.1 cpan:JRANDOM> #### use DBI; #### use DBI:ver<4.2>:auth; #### use NiftyPerl6PackageNames; use DBI:ver<4.2>:auth;