<p class="h-card">Valid</p>
<p class="h-car1d">Invalid</p>
<p class="h-car_d">Invalid</p>
<p class="x-card">Invalid</p>
<p class="x-h-card">Invalid</p>

<p class="h-vendor-card">Valid</p>
<p class="h-vendor--card">Invalid</p>
<p class="h-vendor-8card">Invalid</p>
<p class="h-vendor-card-">Invalid</p>

<p class="h-8-vendor-card">Valid</p>
<p class="h-8to8-vendor-card">Valid</p>

<p class="h-8to8-ven1or-card">Invalid</p>
<p class="h-8-8-vendor-card">Invalid</p>

<p class="h-super-extra-long-microformat-type">