```json { "table_name": "iris", "table_type_tags": [ {"tag": "misc", "confidence": 0.95} ], "primary_type": "misc", "insufficient_evidence": false, "entity": null, "time_axis": null, "reasoning": "No identifier-like column exists — sepal_length, sepal_width, petal_length, and petal_width are continuous measurements (Uniqueness 0.233, 0.153, 0.287, 0.147), and species is a categorical attribute (3 values, RPUV 50.00). The four provenance columns (_ingestion_timestamp, _batch_id, _source_file, _source_system) are synthetic load-time metadata and carry no evidence. No natural entity can be established, and no time axis orders observations. This is a feature matrix for classification modeling: misc." } ```