Random triples
| Subject | Object |
|---|---|
| gptkb:Amundsen_Expedition | sextant |
| gptkb:Peary_expedition | gptkb:navigation |
| gptkb:Amundsen_Expedition | sun compasses |
| gptkb:Peary_expedition | sextant |
| gptkb:Amundsen_Expedition | gptkb:navigation |
| gptkb:Peary_expedition | chronometer |