input: |
  > TEST: **Title 1.** foo
  >
  > > TEST: **Title 2.** foo
output: |-
  <div class="admonition test">
    <p class="admonition-title">
      Title 1
    </p>
    <p>
      foo
    </p>
    <div class="admonition test">
      <p class="admonition-title">
        Title 2
      </p>
      <p>
        foo
      </p>
    </div>
  </div>
