Random triples
| Subject | Object |
|---|---|
| gptkb:Astronaut_Memorial_at_Kennedy_Space_Center | Challenger crew |
| gptkb:Astronaut_Memorial_at_Kennedy_Space_Center | gptkb:Apollo_1_crew |
| gptkb:Astronaut_Memorial_at_Kennedy_Space_Center | other astronauts who died in service |
| gptkb:Astronaut_Memorial_at_Kennedy_Space_Center | Columbia crew |