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A steam locomotive is a type of locomotive that provides the force to move itself and other vehicles by means of the expansion of steam.: 80 It is fuelled by burning combustible material (usually coal, coke, oil or, rarely, wood) to heat water in the locomotive's boiler to the point where it becomes gaseous and its volume increases 1,600 to 1,700 times.…
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Steam locomotive | is a | type of locomotive that provides the force to move itself and other vehicles by means of the expansion of steam | 0.90 | text |
| the Union Pacific Big Boy | instance of | heavy locomotives | 0.80 | text |
| which weighs 540 long tons | instance of | heavy locomotives | 0.80 | text |
| the whistle | instance of | but is also used to operate other devices | 0.80 | text |
| the air compressor for the brakes | instance of | but is also used to operate other devices | 0.80 | text |
| the pump for replenishing the water in the boiler | instance of | but is also used to operate other devices | 0.80 | text |
| the passenger car heating system | instance of | but is also used to operate other devices | 0.80 | text |
| Chapelon | instance of | with engineers | 0.80 | text |
| Giesl | instance of | with engineers | 0.80 | text |
| Porta making large improvements in thermal efficiency | instance of | with engineers | 0.80 | text |
| a significant reduction in maintenance time | instance of | with engineers | 0.80 | text |
| pollution | instance of | with engineers | 0.80 | text |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.