JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://sugarjs.com/release/current/sugar.min.js"></script>
<script src="https://raw.github.com/andrewplummer/Sugar/master/lib/locales/ru.js"></script>
<script>
     alert(Date.create('1-й четверг августа 15-00', 'ru'));
</script>