s="sd">&quot;&quot;&quot;</span>
<span class="sd">        Conduct Part-of-Speech tagging using mecab-ko</span>

<span class="sd">        Args:</span>
<span class="sd">            sent (str): input sentence to be tagged</span>
<span class="sd">            return_surface (bool): whether to return surface</span>
<span class="sd">            return_string (bool): whether to return value as a string</span>

<span class="sd">        Returns:</span>
<span class="sd">            List[Tuple[str, str]]: list of token