{"version":"1.0","type":"rich","title":"Homework 3","description":"This example maps tree maintenance requests in San Francisco for February 2020. It shows a choropleth-style basemap of Analysis Neighborhoods with individual requests overlaid as green circular points, using a Conic Equal-Area projection. The code loads GeoJSON boundaries and streets via D3’s `d3.json`, queries the SF 311 Cases SODA API endpoint with date filters, and renders everything as SVG using `d3.geoPath` and D3 v5.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/21e0096a89ea4a7ab8cb76c1dab1b058?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}