B&O No. 1604 George H. Emerson
E597562
B&O No. 1604 "George H. Emerson" is a preserved Baltimore & Ohio Railroad steam locomotive recognized as a historically significant example of early 20th-century American railroading.
All labels observed (1)
| Label | Occurrences |
|---|---|
| B&O No. 1604 George H. Emerson canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6462630 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: B&O No. 1604 George H. Emerson Context triple: [B&O Railroad Museum, notableExhibit, B&O No. 1604 George H. Emerson]
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A.
B&O No. 4500
B&O No. 4500 is a historic Baltimore & Ohio Railroad steam locomotive preserved for its significance in early 20th-century American railroading.
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B.
B&O No. 25 William Mason
B&O No. 25 "William Mason" is a preserved 19th-century steam locomotive famed for its historic design and frequent use in period films and railroad heritage displays.
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C.
B&O No. 2 Atlantic
B&O No. 2 Atlantic is a historic Baltimore & Ohio Railroad steam locomotive preserved as a prominent example of early American passenger train power.
-
D.
Union Pacific No. 119
Union Pacific No. 119 was the steam locomotive that represented the Union Pacific Railroad at the 1869 Golden Spike ceremony marking the completion of the First Transcontinental Railroad.
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E.
Shay locomotive
The Shay locomotive is a geared steam locomotive design, widely used on logging and industrial railroads for its exceptional low-speed power and ability to handle steep grades and sharp curves.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: B&O No. 1604 George H. Emerson Target entity description: B&O No. 1604 "George H. Emerson" is a preserved Baltimore & Ohio Railroad steam locomotive recognized as a historically significant example of early 20th-century American railroading.
-
A.
B&O No. 4500
B&O No. 4500 is a historic Baltimore & Ohio Railroad steam locomotive preserved for its significance in early 20th-century American railroading.
-
B.
B&O No. 25 William Mason
B&O No. 25 "William Mason" is a preserved 19th-century steam locomotive famed for its historic design and frequent use in period films and railroad heritage displays.
-
C.
B&O No. 2 Atlantic
B&O No. 2 Atlantic is a historic Baltimore & Ohio Railroad steam locomotive preserved as a prominent example of early American passenger train power.
-
D.
Union Pacific No. 119
Union Pacific No. 119 was the steam locomotive that represented the Union Pacific Railroad at the 1869 Golden Spike ceremony marking the completion of the First Transcontinental Railroad.
-
E.
Shay locomotive
The Shay locomotive is a geared steam locomotive design, widely used on logging and industrial railroads for its exceptional low-speed power and ability to handle steep grades and sharp curves.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Baltimore and Ohio Railroad locomotive
ⓘ
steam locomotive ⓘ |
| builder | Baldwin Locomotive Works ⓘ |
| category |
heritage railway equipment
ⓘ
historic steam locomotive in the United States ⓘ |
| configuration | 4-6-2 ⓘ |
| configurationType | Pacific ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| era | early 20th century ⓘ |
| fuelType | coal ⓘ |
| gauge | standard gauge ⓘ |
| heritageStatus | historically significant example of early 20th-century American railroading ⓘ |
| historicalSignificance | represents development of high-speed passenger steam locomotives in the United States ⓘ |
| name | George H. Emerson ⓘ |
| operator | Baltimore and Ohio Railroad ⓘ |
| powerType | steam ⓘ |
| preservationStatus | preserved ⓘ |
| railroad | Baltimore and Ohio Railroad ⓘ |
| railroadClass | B&O P-7 class ⓘ |
| region | American railroads ⓘ |
| roadNumber | 1604 ⓘ |
| serviceType | passenger service ⓘ |
| technology | two-cylinder simple expansion ⓘ |
| traction | steam-powered driving wheels ⓘ |
| whyteNotation | 4-6-2 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: B&O No. 1604 George H. Emerson Description of subject: B&O No. 1604 "George H. Emerson" is a preserved Baltimore & Ohio Railroad steam locomotive recognized as a historically significant example of early 20th-century American railroading.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.