HTML <section> element
<article>
<header>
USA
</header>
<section>
<li>Los Angeles
</section>
<section>
<li>Houston
</section>
<section>
<li>San Francsico
</section>
</article>
<article>
<header>
USA
</header>
<section>
<li>Los Angeles
</section>
<section>
<li>Houston
</section>
<section>
<li>San Francsico
</section>
</article>