    <!-- fallback card card html
      in css: default hybrid css, but with hover instead of click -->
    <div class="expression__hybrid-wrapper expression__hybrid-wrapper--hover">
      <div class="expression expression__hybrid expression__hybrid--hover" id="display">
        <span class="expression--sentence expression__hybrid-sentence
                     {{^IsSentenceCard}} highlight-bold {{/IsSentenceCard}}
                     {{#IsTargetedSentenceCard}} highlight-bold {{/IsTargetedSentenceCard}}
   