rt.setupContext();
TaxonLabelHome tlHome = ContextManager.getTaxonLabelHome();
// Map taxonlabels to the submissions that contain them
Map<TaxonLabel,List<Submission>> submissions = new HashMap<TaxonLabel,List<Submission>> ();
for (Object o : tlHome.findAll(Submission.class)) {
Submission sub = (Submission) o;
for (TaxonLabel tl : sub.getSubmittedTaxonLabelsReadOnly()) {
if (! submissions.containsKey(tl)) {
submissions.put(tl, new LinkedList<Submission> ());
}