anchor.diff:  	riakacl:remove_object_acl(Pid, ObjBucket, ObjKey, [Group]),
   	true.
   
  +%% Access of the subject to the object is denied, if they don't have any groups in common.
   permission_denied_object_0group(Config) ->
   	SubBucket = ?config(subject_bucket, Config),
   	ObjBucket = ?config(object_bucket, Config),
  
positive.code: 	riakacl:remove_object_acl(Pid, ObjBucket, ObjKey, [Group]),
  	true.
  
  predefined_object(Config) ->
  	SubBucket = ?config(subject_bucket, Config),
  	SubKey = riakacl_cth:make_key(),
  
negative.code: 	riakacl:remove_subject_groups(Pid, SubBucket, SubKey, [Group]),
  	true.
  
  %% The subject gets access to the object, if there is no predefined object's group.
  %% But the subject and the object are both members of the same group.
  predefined_object_0group_then_object(Config) ->
  	SubBucket = ?config(subject_bucket, Config),
  	ObjBucket = ?config(object_bucket, Config),
  