Random triples
| Subject | Object |
|---|---|
| gptkb:The_Super_Chief | Decline in passenger rail travel |
| gptkb:Transcontinental_Express | decline in passenger rail travel |
| gptkb:Pan_American_Clipper_service | introduction of jet aircraft |
| gptkb:The_Empire_State_Express | decline in ridership |
| gptkb:The_North_Coast_Limited | Decline in ridership |
| gptkb:The_Blue_Comet | gptkb:World_War_II |
| gptkb:Chicago_and_North_Western_Railway's_City_of_San_Francisco | Decline in ridership |
| gptkb:The_Erie_Limited | Decline in rail travel |