code: public void writeAnswers(List<IN> doc, PrintWriter printWriter,
                             DocumentReaderAndWriter<IN> readerAndWriter)
      throws IOException {
      if (flags.lowerNewgeneThreshold) {
        return;
      }
      if (flags.numRuns <= 1) {
        readerAndWriter.printAnswers(doc, printWriter);
        // out.println();
        printWriter.flush();
      }
    }
docs: Write the classifications of the Sequence classifier out to a writer in a
  format determined by the DocumentReaderAndWriter used.
  
  @param doc Documents to write out
  @param printWriter Writer to use for output
  @throws IOException If an IO problem