added example queries to cache, reduced process pool to 4, cleaned up a few lines
added example queries to cache, reduced process pool to 4, cleaned up a few lines

dssg/plenario,tosseto/plenario,tosseto/plenario,UrbanCCD-UChicago/plenario,dssg/plenario,UrbanCCD-UChicago/plenario,dssg/plenario,tosseto/plenario,UrbanCCD-UChicago/plenario