xample, a library has a name and a Book has
an author, a title and the amount of pages as fields.</p>
<div class="highlight-yaml notranslate"><div class="highlight"><pre><span></span><span class="l l-Scalar l-Scalar-Plain">library</span><span class="p p-Indicator">:</span>
    <span class="l l-Scalar l-Scalar-Plain">label</span><span class="p p-Indicator">:</span> <span class="l l-Scalar l-Scalar-Plain">Library</span>
    <span class="l l-Scalar l-Scalar-Plain">table</span><span class="p p-Indicator">:</spa