{"id_concept_class": "ctp_C6", "creation_time": 1512660637419, "event_stamp": "2009-06-22T19:12:57", "def_id_user": "usr_4b9003ea0be96", "def_event_stamp": "2011-04-19T20:50:53", "last_updated": 1512660637419, "def_id": "def_4dadf5ad8cf0b", "name": "language acquisition", "alias": "", "definition_text": "the process by which humans acquire the capacity to perceive, produce and use words to understand and communicate.", "id_user": "usr_0000000000", "id": "trm_4a3fd79d0b7f4", "type": "concept", "concepts": [], "contrasts": [{"creation_time": 1512660674408, "event_stamp": "2013-10-15T18:09:23", "last_updated": 1512660674408, "name": "age of first phrases (months)", "id_user": "usr_51bc76ae9636c", "id": "cnt_525d84d3df53b", "relationship": "MEASUREDBY", "task_id": "trm_525d847e2bd0b"}, {"creation_time": 1512660664295, "event_stamp": "2012-08-08T18:50:02", "last_updated": 1512660664295, "name": "vocabulary production", "id_user": "usr_4f177506dde77", "id": "cnt_5022b4da18b61", "relationship": "MEASUREDBY", "task_id": "trm_4da891794859f"}, {"creation_time": 1512660664395, "event_stamp": "2012-08-08T18:52:34", "last_updated": 1512660664395, "name": "onset of combinatorial language", "id_user": "usr_4f177506dde77", "id": "cnt_5022b5727f9d6", "relationship": "MEASUREDBY", "task_id": "trm_4da891794859f"}, {"creation_time": 1512660664205, "event_stamp": "2012-08-08T00:40:23", "last_updated": 1512660664205, "name": "usage of correct irregular word forms", "id_user": "usr_4f177506dde77", "id": "cnt_5021b5773a9ae", "relationship": "MEASUREDBY", "task_id": "trm_4da891794859f"}, {"creation_time": 1512660664174, "event_stamp": "2012-08-08T00:39:26", "last_updated": 1512660664174, "name": "frequency of overregularization", "id_user": "usr_4f177506dde77", "id": "cnt_5021b53e64523", "relationship": "MEASUREDBY", "task_id": "trm_4da891794859f"}], "citations": [], "conceptclasses": [{"creation_time": 1512660843713, "last_updated": 1512660843713, "display_order": 4, "name": "Language", "description": "Language", "id": "ctp_C6", "relationship": "CLASSIFIEDUNDER"}], "relationships": []}