[NTG-context] Parallel output of source data

Hello, is there a way to let ConTeXt to flush the input stream in parallel into an output buffer, like: ---- \starttext A \startoutput{Test.mkiv} Hello! \startitemize \item Item \stopitemize \stopoutput B \stoptext ---- which would produce: ---- Test.mkiv Hello! \startitemize \item Item \stopitemize ---- Thank you in advance. Best regards, Lukas -- Ing. Lukáš Procházka | mailto:LPr@pontex.cz Pontex s. r. o. | mailto:pontex@pontex.cz | http://www.pontex.cz | IDDS:nrpt3sn Bezová 1658 147 14 Praha 4 Tel: +420 241 096 751 (+420 720 951 172) Fax: +420 244 461 038