</a><span class="lineno">   49</span>&#160;        <span class="comment">//</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        <span class="comment">// std::string sample_word_rej(std::string context) {</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        <span class="comment">//         std::string res;</span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        <span class="