From left to right, the figures represent the crowned Virgin Mary in a Dominican habit who presents her protégé Saint Thomas Aquinas to him, God, Saint Peter (kneeling), John the Baptist.
<bdi><a href="https://en.wikipedia.org/wiki/en:Orcagna" class="extiw" title="w:en:Orcagna"><span title="Italian painter">Orcagna</span></a>
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from 1354 until 1357 <div style="display: none;">date QS:P571,+1354-00-00T00:00:00Z/8,P580,+1354-00-00T00:00:00Z/9,P582,+1357-00-00T00:00:00Z/9</div>
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