skos:altLabel | - Otto
- Archduke Otto
- Archduke Otto Francis
- Archduke Otto Francis of Austria
- Archduke Otto Franz
- Archduke Otto Franz Joseph Karl Ludwig Maria
- Archduke Otto Franz of Austria
- Archduke Otto of Austria
- Otto Franz
- Otto of Austria
- Otto of<br>Austria
- Otto, Archduke of Austria
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