Green Line
E149604
The Green Line is one of the color-coded routes of the Tyne and Wear Metro rapid transit system serving the Newcastle upon Tyne area in northeast England.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Green Line canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T676266 — 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: Green Line Context triple: [Tyne and Wear Metro, hasLine, Green Line]
-
A.
Green Line
The Green Line is one of the color-coded rapid transit routes in the Washington Metro system, serving key neighborhoods in Washington, D.C. and parts of Maryland.
-
B.
Green Line
The Green Line is one of Chicago's elevated rapid transit routes, running primarily along the city's West and South Sides as part of the Chicago "L" system.
-
C.
Green Line
The Green Line is a light rail service in the Boston metropolitan area operated by the Massachusetts Bay Transportation Authority (MBTA), known for serving key downtown and surrounding neighborhoods.
-
D.
MAX Green Line
MAX Green Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland with Clackamas Town Center as part of TriMet’s MAX Light Rail system.
-
E.
METRO Green Line
METRO Green Line is a light rail transit route in the Minneapolis–Saint Paul metropolitan area that connects downtown Minneapolis with downtown St. Paul and key destinations in between.
- 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: Green Line Target entity description: The Green Line is one of the color-coded routes of the Tyne and Wear Metro rapid transit system serving the Newcastle upon Tyne area in northeast England.
-
A.
Green Line
The Green Line is one of the color-coded rapid transit routes in the Washington Metro system, serving key neighborhoods in Washington, D.C. and parts of Maryland.
-
B.
Green Line
The Green Line is one of Chicago's elevated rapid transit routes, running primarily along the city's West and South Sides as part of the Chicago "L" system.
-
C.
Green Line
The Green Line is a light rail service in the Boston metropolitan area operated by the Massachusetts Bay Transportation Authority (MBTA), known for serving key downtown and surrounding neighborhoods.
-
D.
MAX Green Line
MAX Green Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland with Clackamas Town Center as part of TriMet’s MAX Light Rail system.
-
E.
METRO Green Line
METRO Green Line is a light rail transit route in the Minneapolis–Saint Paul metropolitan area that connects downtown Minneapolis with downtown St. Paul and key destinations in between.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
rapid transit line ⓘ |
| color | green ⓘ |
| country | United Kingdom ⓘ |
| electrification | 1500 V DC overhead line ⓘ |
| fareSystem | Tyne and Wear Metro zonal fare system ⓘ |
| hasBranding | Tyne and Wear Metro colour-coded line ⓘ |
| hasMode | rail ⓘ |
| hasRouteDesignation | Green Line self-linksurface differs ⓘ |
| hasServiceType | passenger transport ⓘ |
| hasTrackGauge | standard gauge ⓘ |
| isColorCodedRouteOf | Tyne and Wear Metro ⓘ |
| locatedIn |
England
ⓘ
Newcastle upon Tyne ⓘ Tyne and Wear ⓘ United Kingdom ⓘ |
| network |
Tyne and Wear Metro
ⓘ
surface form:
Tyne and Wear Metro network
|
| operator |
Tyne and Wear Passenger Transport Executive
ⓘ
surface form:
Nexus (Tyne and Wear Passenger Transport Executive)
|
| owner |
Tyne and Wear Passenger Transport Executive
ⓘ
surface form:
Nexus (Tyne and Wear Passenger Transport Executive)
|
| partOf | Tyne and Wear Metro ⓘ |
| primaryCityServed | Newcastle upon Tyne ⓘ |
| regionServed |
North East England
ⓘ
surface form:
northeast England
|
| serves |
Newcastle upon Tyne
ⓘ
surface form:
Newcastle upon Tyne urban area
|
| systemType | rapid transit ⓘ |
| usesRollingStock |
Tyne and Wear Metro Class 994 units
ⓘ
surface form:
Tyne and Wear Metro rolling stock
|
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: Green Line Description of subject: The Green Line is one of the color-coded routes of the Tyne and Wear Metro rapid transit system serving the Newcastle upon Tyne area in northeast England.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Green Line (Tyne and Wear Metro)