docs: function() {
        var targetClass;
        var query;
        if (!this.targetClassName) {
          targetClass = Parse.Object._getSubclass(this.parent.className);
          query = new Parse.Query(targetClass);
          query._extraOptions.redirectClassNameForKey = this.key;
        } else {
          targetClass = Parse.Object._getSubclass(this.targetClassName);
          query = new Parse.Query(targetClass);
        }
        query._addCondition("$relatedTo", "object", this.parent._toPointer());
        query._addCondition("$relatedTo", "key", this.key);
  
        return query;
      }