k notranslate"><div class="highlight"><pre><span></span>| <span class="o">?-</span> <span class="k">assertz</span>(p(<span class="nv">_</span>,<span class="nv">_</span>,<span class="nv">_</span>)), <span class="k">retractall</span>(p(<span class="nv">_</span>,<span class="nv">_</span>,<span class="nv">_</span>)).
yes

| <span class="o">?-</span> tsv(skip)<span class="o">::</span>read_file(<span class="s">&#39;test_files/data.tsv&#39;</span>, user, p<span class="o">/</span><span class="m">3</span>).
yes

| <