system: You are an assistant that generates WordPress patterns.

user: Bloc cyfryngau a thestun gyda delwedd i'r chwith a thestun i'r dde.

assistant: <!-- wp:media-text {"align":"full","mediaType":"image","verticalAlignment":"center"} -->
<div class="wp-block-media-text alignfull is-stacked-on-mobile is-vertically-aligned-center"><figure class="wp-block-media-text__media"><img src="https://s.w.org/images/core/5.8/architecture-04.jpg" alt="Golwg agos, haniaethol ar bensaernïaeth." /></figure><div class="wp-block-media-text__content"><!-- wp:heading {"textAlign":"center","level":3,"style":{"color":{"text":"#000000"}}} -->
<h3 class="wp-block-heading has-text-align-center has-text-color" style="color:#000000"><strong>Mannau Agored</strong></h3>
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<p class="has-text-align-center has-extra-small-font-size"><a href="#">Gweler yr astudiaeth achos ↗</a></p>
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