H Line
E672525
H Line is a light rail service in the Denver metropolitan area that connects various neighborhoods and suburbs to downtown Denver as part of the Regional Transportation District (RTD) system.
All labels observed (2)
| Label | Occurrences |
|---|---|
| H Line canonical | 4 |
| H Line extensions | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7509085 — 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: H Line Context triple: [Denver RTD, operates, H Line]
-
A.
G Line
The G Line is a commuter rail service in the Denver metropolitan area that connects downtown Denver with western suburbs such as Arvada and Wheat Ridge.
-
B.
G Line
The G Line is a New York City Subway service that runs entirely within Brooklyn and Queens, connecting neighborhoods without entering Manhattan.
-
C.
Riviera Line
The Riviera Line is a scenic railway route in Devon, England, running along the coast and serving popular seaside towns between Exeter and Paignton.
-
D.
E Line
The E Line is a light rail route in the Los Angeles Metro Rail system that connects downtown Los Angeles with communities to the west, including Santa Monica.
-
E.
E Line
The E Line is a light rail service in the Denver metropolitan area that is part of the Regional Transportation District’s rail network.
- 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: H Line Target entity description: H Line is a light rail service in the Denver metropolitan area that connects various neighborhoods and suburbs to downtown Denver as part of the Regional Transportation District (RTD) system.
-
A.
G Line
The G Line is a commuter rail service in the Denver metropolitan area that connects downtown Denver with western suburbs such as Arvada and Wheat Ridge.
-
B.
G Line
The G Line is a New York City Subway service that runs entirely within Brooklyn and Queens, connecting neighborhoods without entering Manhattan.
-
C.
Riviera Line
The Riviera Line is a scenic railway route in Devon, England, running along the coast and serving popular seaside towns between Exeter and Paignton.
-
D.
E Line
The E Line is a light rail route in the Los Angeles Metro Rail system that connects downtown Los Angeles with communities to the west, including Santa Monica.
-
E.
E Line
The E Line is a light rail service in the Denver metropolitan area that is part of the Regional Transportation District’s rail network.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf |
RTD rail line
ⓘ
light rail service ⓘ public transit line ⓘ |
| connectsTo |
Denver neighborhoods
ⓘ
Denver suburbs ⓘ downtown Denver ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| electrification | overhead catenary ⓘ |
| fareSystem | RTD fare system ⓘ |
| mode | rail ⓘ |
| operator |
RTD
ⓘ
Regional Transportation District ⓘ |
| partOf |
Regional Transportation District rail network
ⓘ
linked to:
Regional Transportation District
|
| publicTransitSystem |
Regional Transportation District (Denver)
ⓘ
linked to:
Regional Transportation District
|
| servesCity |
Denver
ⓘ
linked to:
Denver, Colorado
|
| servesMetropolitanArea | Denver metropolitan area ⓘ |
| state | Colorado ⓘ |
| system |
RTD Rail
ⓘ
linked to:
RTD light rail
|
| transportationType | light rail ⓘ |
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: H Line Description of subject: H Line is a light rail service in the Denver metropolitan area that connects various neighborhoods and suburbs to downtown Denver as part of the Regional Transportation District (RTD) system.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: H Line