Random triples
| Subject | Object |
|---|---|
| gptkb:Space_Shuttle_program | gptkb:Columbia_disaster |
| gptkb:Comet_1 | 3 |
| gptkb:Space_Shuttle_program | gptkb:Challenger_disaster |
| gptkb:MilleMiglia | yes |
| gptkb:Langhorne_Speedway | yes |
| gptkb:Bede_BD-10 | multiple |
| gptkb:De_Havilland_Comet | several early hull losses due to metal fatigue |