$VAR1 = bless( [
                 bless( do{\(my $o = 'namespace')}, 'Persist::Filter::Identifier' ),
                 '=',
                 bless( do{\(my $o = '\'http://hanenkamp.com/Contentlet/Blank\'')}, 'Persist::Filter::String' )
               ], 'Persist::Filter::Comparison' );