eference</span><span class="o">/</span><span class="n">newsubject</span>
<span class="p">[</span><span class="mi">2</span><span class="p">]</span> <span class="o">./</span><span class="n">preprocessed</span><span class="o">/</span>
<span class="p">[</span><span class="mi">3</span><span class="p">]</span> <span class="n">r</span> <span class="n">reference</span><span class="o">.</span><span class="n">mha</span>
<span class="p">[</span><span class="mi">4</span><span class="p">]</span> <span class="n">m</span>