result.disable(Capability.RELATIONAL_ATTRIBUTES);
  public Capabilities getMultiInstanceCapabilities() {    Capabilities result = new Capabilities(this);    // attributes    result.enableAllAttributes();    result.enable(Capability.MISSING_VALUES);        // class    result.enableAllClasses();    result.enable(Capability.MISSING_CLASS_VALUES);    result.enable(Capability.NO_CLASS);        // other    result.setMinimumNumberInstances(0);        return result;  }