What problem does it solve? It removes the manual effort of checking the latest China Welfare Lottery 3D draw results, keeping a local history file accurate through backfill and correction, and producing simple statistics-based number suggestions for entertainment. ## Core Features & Use Cases - Latest Draw Lookup: Searches Baidu for "Welfare 3D" and reads the official draw results card to extract period number, draw date, and winning numbers. - History Maintenance: Writes verified results into a local history.json file, backfills missing periods, and corrects erroneous records using per-period verification. - Entertainment Recommendations: Generates balanced, cold-number, and hot-number recommendation sets plus hot/cold digit frequency statistics over a recent window. - Use Case: A user asks "What was the latest Welfare Lottery 3D result?" and receives the period, date, numbers, an updated local history, and several toy recommendation sets with hot/cold analysis. ## Quick Start Ask the assistant to check the latest Welfare Lottery 3D draw result and update my history with entertainment recommendations.