public boolean equals(Object obj) {
if (!(obj instanceof PredLookup)) return false;
PredLookup pLook = (PredLookup) obj;
if (!pred.equals(pLook.pred)) return false;
if (coartRels == null) return (pLook.coartRels == null);
return coartRels.equals(pLook.coartRels);
}
