[ 10 => sub { return "subject" if $_[1] } ],
[ 20 => sub { return "id" if /^#?\d+$/ } ],
[ 30 => sub { return "requestor" if /\w+@\w+/} ],
[ 10 => sub { return "subject" if $_[1] } ],
[ 20 => sub { return "id" if /^#?\d+$/ } ],
[ 30 => sub { return "requestor" if /\w+@\w+/} ],