Doha Metro Green Line
E1036859
The Doha Metro Green Line is one of the main rapid transit lines in Doha, Qatar, serving key areas including Education City and several central and western districts of the city.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Doha Metro Green Line canonical | 4 |
| Doha Education City tram | 1 |
| Doha Metro Green Line (western terminus) | 1 |
| Green Line (Doha Metro) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13381957 — 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: Doha Metro Green Line Context triple: [Education City Stadium, publicTransitSystem, Doha Metro Green Line]
-
A.
Riyadh Metro
Riyadh Metro is a major rapid transit system in Riyadh, Saudi Arabia, designed to modernize urban transportation and reduce congestion across the city.
-
B.
Dubai Metro
The Dubai Metro is a fully automated, driverless urban rail network that serves as a major public transportation backbone across key areas of Dubai.
-
C.
Al Wakra Metro Station
Al Wakra Metro Station is a modern rapid transit station in the city of Al Wakrah, Qatar, serving as part of the Doha Metro network.
-
D.
Doha Expressway projects
The Doha Expressway projects are major infrastructure developments in Qatar aimed at expanding and modernizing the road network to improve traffic flow and connectivity in and around Doha.
-
E.
Dubai Tram
Dubai Tram is a modern light rail transit system serving key residential and commercial areas along Dubai’s Al Sufouh and Marina districts.
- 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: Doha Metro Green Line Target entity description: The Doha Metro Green Line is one of the main rapid transit lines in Doha, Qatar, serving key areas including Education City and several central and western districts of the city.
-
A.
Riyadh Metro
Riyadh Metro is a major rapid transit system in Riyadh, Saudi Arabia, designed to modernize urban transportation and reduce congestion across the city.
-
B.
Dubai Metro
The Dubai Metro is a fully automated, driverless urban rail network that serves as a major public transportation backbone across key areas of Dubai.
-
C.
Al Wakra Metro Station
Al Wakra Metro Station is a modern rapid transit station in the city of Al Wakrah, Qatar, serving as part of the Doha Metro network.
-
D.
Doha Expressway projects
The Doha Expressway projects are major infrastructure developments in Qatar aimed at expanding and modernizing the road network to improve traffic flow and connectivity in and around Doha.
-
E.
Dubai Tram
Dubai Tram is a modern light rail transit system serving key residential and commercial areas along Dubai’s Al Sufouh and Marina districts.
- F. None of above. chosen
Statements (35)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
rapid transit line ⓘ |
| character |
at-grade
ⓘ
elevated ⓘ underground ⓘ |
| color | green ⓘ |
| country | Qatar ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareSystem | Doha Metro zonal fare system ⓘ |
| gauge | 1435 mm ⓘ |
| hasAccessibilityFeature | step-free access at stations ⓘ |
| hasFeature |
Wi‑Fi at stations
ⓘ
air-conditioned stations ⓘ park-and-ride facilities at selected stations ⓘ |
| hasPlatformType | platform screen doors ⓘ |
| isPartOfNetworkWithLine |
Doha Metro Gold Line
ⓘ
Doha Metro Red Line ⓘ |
| lineColor | green ⓘ |
| locatedIn |
Doha
ⓘ
Qatar ⓘ |
| numberOfTracks | 2 ⓘ |
| operator | Qatar Rail ⓘ |
| owner | Qatar Rail ⓘ |
| partOf | Doha Metro ⓘ |
| publicTransportType | urban rail ⓘ |
| regionServed |
Doha metropolitan area
ⓘ
linked to:
Doha
|
| safetySystem | CBTC ⓘ |
| serves |
Education City
ⓘ
central Doha districts ⓘ western Doha districts ⓘ |
| signalling | communications-based train control ⓘ |
| system | Doha Metro ⓘ |
| ticketing | rechargeable smartcard system ⓘ |
| trackGauge | standard gauge ⓘ |
| usesRollingStock |
Alstom Metropolis trainsets
ⓘ
linked to:
Alstom Metropolis
|
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: Doha Metro Green Line Description of subject: The Doha Metro Green Line is one of the main rapid transit lines in Doha, Qatar, serving key areas including Education City and several central and western districts of the city.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Doha Metro Green Line
subject linked to:
Red Line
linked to: Doha Metro Green Line
linked to: Doha Metro Green Line