Random triples
| Subject | Object |
|---|---|
| gptkb:Confederate_ironclads | defense of ports |
| gptkb:tea_clippers | speed and efficiency |
| gptkb:Spanish_treasure_ships | long voyages |
| gptkb:Monitor-class_warships | combat roles |
| gptkb:tea_clippers | long-distance travel |
| gptkb:Navigli_canals | economic purposes |
| gptkb:German_colonial_railways | exploitation of resources |