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perl -lne 'print qq($2.$1) if /<metaatribute metaattribute-name="([^"] +*?)" metaobject-name="([^"]*?"/'
perl -lne "$q = chr(34); print qq($2.$1) if /<metaatribute metaattribu +te-name=$q([^$q]*?)$q metaobject-name=$q([^$q]*?$q/"