JSFiddle - React, Tailwind, and code Playground

by Potluck

HTML

<div class="post-body">
<div dir="ltr">
    <table>
        <tr><td>Ad</td></tr>
        <tr><td>Content</td></tr>
        <tr><td>Ad</td></tr>
    </table>
</div>
</div>

JavaScript

$(document).ready(function(){
    $('div.post-body > div > table tr:not(:nth-child(2))').hide();
})