{"id_concept_class": "", "creation_time": 1512660599132, "event_stamp": "2015-12-08T21:32:44", "def_id_user": "usr_566738e285cfc", "def_event_stamp": "2015-12-08T21:34:52", "last_updated": 1512660599132, "def_id": "def_56674cfcb8889", "name": "Sternberg Directed Forgetting", "alias": "", "definition_text": "Subjects will be asked to remember 6 letters presented in a 2x3 matrix. Each trial begins with a central fixation point  followed by the training set of 6 letters to remember, followed by a retention interval.  After the retention interval, subjects are presented with a cue, either TOP or BOT, which instructs the participant to forget the 3 letters presented in the cued location (forget set).  The remaining 3 letters consist of the memory set. ", "id_user": "usr_566738e285cfc", "id": "trm_56674c7c2fa4f", "type": "task", "conditions": [{"creation_time": 1512660624375, "event_stamp": "2015-12-08T21:34:36", "last_updated": 1512660624375, "condition_text": "Neutral probe", "name": "Neutral probe", "condition_description": "a letter that was not in the training set", "id_user": "usr_566738e285cfc", "id": "con_56674cecc7de8", "relationship": "HASCONDITION"}, {"creation_time": 1512660624343, "event_stamp": "2015-12-08T21:33:24", "last_updated": 1512660624343, "condition_text": "Negative probe", "name": "Negative probe", "condition_description": "a letter that was in the forget set", "id_user": "usr_566738e285cfc", "id": "con_56674ca497dc6", "relationship": "HASCONDITION"}, {"creation_time": 1512660624310, "event_stamp": "2015-12-08T21:33:08", "last_updated": 1512660624310, "condition_text": "Positive probe", "name": "Positive probe", "condition_description": "a letter that was in the memory set", "id_user": "usr_566738e285cfc", "id": "con_56674c945d1ff", "relationship": "HASCONDITION"}], "concepts": [], "indicators": [], "external_datasets": [], "implementations": [], "citation": [], "contrasts": [], "batteries": [], "disorders": []}