People in riot - race unknown · Year of the Riot

Filter name: People in riot - race unknown
Omeka Filter String: {"resource_template_id":12,"is_public":1,"per_page":9999,"filter":[{"join":"and","field":["dh:race"],"type":"eq","val":"_Unknown"},{"join":"and","field":["schema:description"],"type":"in","val":"in riot"},{"join":"and","field":["schema:address"],"type":"ex"}]}