span class="target" id="classomexmeta_1_1Triple_1a2cabbc7a28348a9472bd50f059469183"></span>std::string <code class="sig-name descname">str</code><span class="sig-paren">(</span><em class="property">const</em> std::string &amp;<em>format</em> = &quot;turtle&quot;, <em class="property">const</em> std::string &amp;<em>base</em> = (std::filesystem::current_path() /= &quot;annotations.rdf&quot;).string(), std::string <em>omex_name</em> = &quot;NewOmex.omex/&quot;, std::string <em>model_name</em> = &quot;NewModel