Colorado Central Railroad
E646609
The Colorado Central Railroad was a 19th-century narrow-gauge railroad in Colorado that played a key role in serving the region’s mining communities and connecting mountain towns to larger rail networks.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Colorado Central Railroad canonical | 1 |
| Colorado Central Railroad grade | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7177120 — 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: Colorado Central Railroad Context triple: [Georgetown Loop Historic Mining & Railroad Park, originalRailroadCompany, Colorado Central Railroad]
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A.
St. Louis–San Francisco Railway
The St. Louis–San Francisco Railway, commonly known as the Frisco, was a major American railroad that operated in the central and south-central United States from the late 19th to the mid-20th century.
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B.
Missouri–Kansas–Texas Railroad
The Missouri–Kansas–Texas Railroad, commonly known as the MKT or "the Katy," was a major American railroad that served the south-central United States, particularly linking Missouri, Kansas, Oklahoma, and Texas.
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C.
Missouri Pacific Railroad
Missouri Pacific Railroad was a major American Class I railroad that operated across the Midwestern and Southwestern United States, playing a key role in regional freight and passenger transportation before its merger into the Union Pacific system.
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D.
Carson and Colorado Railway
The Carson and Colorado Railway was a narrow-gauge railroad that operated in the late 19th and early 20th centuries, primarily serving remote mining regions in Nevada and eastern California.
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E.
Texas and Pacific Railway
The Texas and Pacific Railway was a major 19th- and 20th-century American railroad that operated across Texas and into the southwestern United States, playing a key role in regional transportation and economic development.
- 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: Colorado Central Railroad Target entity description: The Colorado Central Railroad was a 19th-century narrow-gauge railroad in Colorado that played a key role in serving the region’s mining communities and connecting mountain towns to larger rail networks.
-
A.
St. Louis–San Francisco Railway
The St. Louis–San Francisco Railway, commonly known as the Frisco, was a major American railroad that operated in the central and south-central United States from the late 19th to the mid-20th century.
-
B.
Missouri–Kansas–Texas Railroad
The Missouri–Kansas–Texas Railroad, commonly known as the MKT or "the Katy," was a major American railroad that served the south-central United States, particularly linking Missouri, Kansas, Oklahoma, and Texas.
-
C.
Missouri Pacific Railroad
Missouri Pacific Railroad was a major American Class I railroad that operated across the Midwestern and Southwestern United States, playing a key role in regional freight and passenger transportation before its merger into the Union Pacific system.
-
D.
Carson and Colorado Railway
The Carson and Colorado Railway was a narrow-gauge railroad that operated in the late 19th and early 20th centuries, primarily serving remote mining regions in Nevada and eastern California.
-
E.
Texas and Pacific Railway
The Texas and Pacific Railway was a major 19th- and 20th-century American railroad that operated across Texas and into the southwestern United States, playing a key role in regional transportation and economic development.
- F. None of above. chosen
Statements (48)
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: Colorado Central Railroad Description of subject: The Colorado Central Railroad was a 19th-century narrow-gauge railroad in Colorado that played a key role in serving the region’s mining communities and connecting mountain towns to larger rail networks.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Georgetown Loop Historic Mining & Railroad Park
→
originalRailroadCompany
→
Colorado Central Railroad
ⓘ
linked to: Colorado Central Railroad