static <A extends Concept> L<A> nuLike deleteConceptsWhere(Class<A> c, O... params) {
  ret deleteConcepts(c, params);
}

static <A extends Concept> L<A> nuLike deleteConceptsWhere(Concepts cc, Class<A> c, O... params) {
  ret deleteConcepts(cc, c, params);
}