[Start here](http://blockbuilder.org/enjalot/badd72a55b963d9fbf87a739f5a87734) [<img src="https://gist.github.com/enjalot/badd72a55b963d9fbf87a739f5a87734/raw/f0c454fff2ab08c1521dac00111cc9e64b4e4a96/thumbnail.png">](http://blockbuilder.org/enjalot/badd72a55b963d9fbf87a739f5a87734) Try coloring the precincts by their BART district (found in the [sf-precincts.csv](http://enjalot.github.io/wwsd/data/USA/sf-precincts.csv) data)
