Adding clarifying comment about what get_company_mentions_in_text expects as input.
Adding clarifying comment about what get_company_mentions_in_text expects as input.

math4youbyusgroupillinois/givinggraph,dssg/givinggraph,math4youbyusgroupillinois/givinggraph,dssg/givinggraph,erichilarysmithsr/givinggraph,erichilarysmithsr/givinggraph,erichilarysmithsr/givinggraph,dssg/givinggraph,math4youbyusgroupillinois/givinggraph