return Collections.emptyMap();
}
Representation representation;
for (String context : contexts) {
representation = ldPath.execute(vf.createReference(context), program);
Iterator<String> fieldNames = representation.getFieldNames();
while (fieldNames.hasNext()) {
String fieldName = fieldNames.next();
Iterator<Object> valueIterator = representation.get(fieldName);
Set<Object> values = new HashSet<Object>();