. "EH_1:4" . . . . . "Extract the basic RDF representation from the picked file. The file is a CSV file (even though it has TXT in its name). Beware that the CSV file does not contain header, i.e. the first row contains data. Therefore, no default RDF predicates can be generated on the base of the names of the columns. They must be supplied manually as parameters of the DPU (for each column, a predicate will be specified as a DPU parameter)."@en . .