Using a loop, with loop.first to make the first one different..

loopfirst.twig

{# get some records.. #}
{% setcontent records = "pages/latest/6" %}

{# use for to iterate over the records. #}
{% for record in records %}
    
  {% if loop.first %} 
    {# first record is bigger.. #}
    <article class="big">

      <h1><a href="{{ record.link }}">{{ record.title }}</a></h1>
      {{ record.introduction }}
  
    </article>

  {% else %}
  
    <article class="other">
  
      <h2><a href="{{ record.link }}">{{ record.title }}</a></h2>
      {{ record.introduction }}
    
    </article>
  
  {% endif %}

{% endfor %}