sults[0], 'HASH' );
is_deeply( $results[0]{p}, $results[1]{p}, 'same value bound to ?p' );
isnt( $results[0]{school}->uri_value, $results[1]{school}->uri_value, 'different values bound to ?scho:Query::Node::Blank' );
is( $row->{'x'}->blank_identifier, $row->{'z'}->blank_identifier );
isnt( $row->{'x'}->blank_identifier, $row->{'y'}->blank_identifier );
}
{
# IN
my $query