```json { "action": "final", "content": "Here is the list of columns in the `boxing_matches` dataset, along with their data types and what they represent:\n\n### Boxer A Attributes\n- **`age_A`** (`BIGINT`): The age of Boxer A at the time of the match.\n- **`height_A`** (`BIGINT`): The height of Boxer A.\n- **`reach_A`** (`BIGINT`): The reach of Boxer A.\n- **`stance_A`** (`VARCHAR`): The fighting stance of Boxer A (e.g., orthodox, southpaw).\n- **`weight_A`** (`BIGINT`): The weight of Boxer A.\n- **`won_A`** (`BIGINT`): The number of career wins Boxer A had prior to the match.\n- **`lost_A`** (`BIGINT`): The number of career losses Boxer A had prior to the match.\n- **`drawn_A`** (`BIGINT`): The number of career draws Boxer A had prior to the match.\n- **`kos_A`** (`BIGINT`): The number of career knockouts Boxer A had prior to the match.\n\n### Boxer B Attributes\n- **`age_B`** (`BIGINT`): The age of Boxer B at the time of the match.\n- **`height_B`** (`BIGINT`): The height of Boxer B.\n- **`reach_B`** (`BIGINT`): The reach of Boxer B.\n- **`stance_B`** (`VARCHAR`): The fighting stance of Boxer B.\n- **`weight_B`** (`BIGINT`): The weight of Boxer B.\n- **`won_B`** (`BIGINT`): The number of career wins Boxer B had prior to the match.\n- **`lost_B`** (`BIGINT`): The number of career losses Boxer B had prior to the match.\n- **`drawn_B`** (`BIGINT`): The number of career draws Boxer B had prior to the match.\n- **`kos_B`** (`BIGINT`): The number of career knockouts Boxer B had prior to the match.\n\n### Match Results & Scoring\n- **`result`** (`VARCHAR`): The outcome of the match (e.g., `win_A`, `win_B`, `draw`).\n- **`decision`** (`VARCHAR`): The method of victory or decision type (e.g., `UD` for Unanimous Decision, `KO` for Knockout, `DQ` for Disqualification).\n- **`judge1_A`** (`BIGINT`): The score awarded to Boxer A by Judge 1.\n- **`judge1_B`** (`BIGINT`): The score awarded to Boxer B by Judge 1.\n- **`judge2_A`** (`BIGINT`): The score awarded to Boxer A by Judge 2.\n- **`judge2_B`** (`BIGINT`): The score awarded to Boxer B by Judge 2.\n- **`judge3_A`** (`BIGINT`): The score awarded to Boxer A by Judge 3.\n- **`judge3_B`** (`BIGINT`): The score awarded to Boxer B by Judge 3.\n\n### System Metadata\n- **`_ingestion_timestamp`** (`TIMESTAMP`): The exact time the record was ingested into the database.\n- **`_batch_id`** (`VARCHAR`): The identifier for the ingestion batch.\n- **`_source_file`** (`VARCHAR`): The file path from which the data was loaded.\n- **`_source_system`** (`VARCHAR`): The system that provided the source data (e.g., `api`)." } ```