{"id_concept_class": "", "creation_time": 1512660592399, "event_stamp": "2012-12-06T19:37:10", "def_id_user": "usr_4de5345b3b6a8", "def_event_stamp": "2012-12-06T19:37:11", "last_updated": 1512660592399, "def_id": "def_50c0f3e72204d", "name": "Time Wall", "alias": "", "definition_text": "a  small  object  moving  at  constant  velocity  passes behind  an  opaque  barrier.  The  task  is  to  estimate  the  moment  when  the  object will  reappear.  It  differs  from  a  number  of  other  time-estimate  tasks  in  that discrete  mediating  responses  such  as  counting  or  taping  are  of  no  direct obvious  aid.", "id_user": "usr_4de5345b3b6a8", "id": "trm_50c0f3e6c596e", "type": "task", "conditions": [], "concepts": [], "indicators": [{"type": "number of trials completed", "relationship": "HASINDICATOR"}, {"type": "response time", "relationship": "HASINDICATOR"}], "external_datasets": [], "implementations": [], "citation": [], "contrasts": [], "batteries": [], "disorders": []}