```json { "action": "final", "content": "## Dataset Structure and Coverage\n\nThis dataset contains **132 rows** and **14 columns**.\n\n### Time Period Coverage\n\nThe dataset covers Olympic table tennis medals from **1988 to 2024**, spanning **10 distinct Olympic years** (the Olympics occur every 4 years, so this represents 10 Olympic Games over a 36-year period).\n\n### Dataset Composition\n\nThe single table `raw.olympic_table_tennis_medals_1988_2024` tracks individual medal wins with the following key dimensions:\n\n- **Temporal**: Year of the Olympic Games (1988-2024)\n- **Spatial**: Country of the medalist\n- **Event details**: Event type, gender category, medal type (Gold/Silver/Bronze)\n- **Medalist information**: Individual medalist names\n- **Metadata**: Ingestion timestamp, batch ID, source file, and source system\n\nThe dataset also includes derived fields like `is_china` (flag for Chinese medalists), `medal_value` (numeric scoring), and `era` (grouping of time periods)." } ```