Random triples
| Subject | Object |
|---|---|
| gptkb:Derfflinger-class_battlecruiser | single funnel design |
| gptkb:IJN_Akagi | three funnels |
| gptkb:Dunkerque-class | 2 funnels |
| gptkb:Gneisenau-class_battlecruiser | 2 funnels |
| gptkb:Bismarck-class_battleship | twin funnels |
| gptkb:HMS_Orion-class_battleships | two funnels |