- Match commons cat, strip the rest
- ^((?!\{\{Commons).)*(?<commons>(\{\{commons[^\}]*\}\})?).*$
- Match types of writer
- .*\b([wW]riter|[eE]ssayist|[pP]oet|[nN]overlist|[sS]ongwriter|[pP]laywright|[dD]ramtist|[lL]ibrettist|[pP]amphleteer|[Ss]creenwriter|[L]yrcist|[cC]olumnist)s\b.*