Doha Metro
E1040835
Doha Metro is a modern rapid transit system in Doha, Qatar, designed to provide fast, efficient urban and suburban rail transport across the city and its surrounding areas.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Doha Metro canonical | 9 |
| Doha Metro Red Line | 2 |
| Doha Metro (Qatar) | 1 |
| Doha Metro network | 1 |
| Gold Line (Doha Metro) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13406593 — 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 Context triple: [Al Wakra Metro Station, partOf, Doha Metro]
-
A.
Doha Metro Green Line
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.
-
B.
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.
-
C.
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.
-
D.
Nakheel Metro Station
Nakheel Metro Station is a stop on Dubai Metro’s Red Line serving the Palm Jumeirah and surrounding residential and commercial areas.
-
E.
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.
- 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 Target entity description: Doha Metro is a modern rapid transit system in Doha, Qatar, designed to provide fast, efficient urban and suburban rail transport across the city and its surrounding areas.
-
A.
Doha Metro Green Line
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.
-
B.
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.
-
C.
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.
-
D.
Nakheel Metro Station
Nakheel Metro Station is a stop on Dubai Metro’s Red Line serving the Palm Jumeirah and surrounding residential and commercial areas.
-
E.
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.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
metro system
ⓘ
rapid transit system ⓘ |
| builtFor | 2022 FIFA World Cup transport needs ⓘ |
| constructionStartDate | 2013 ⓘ |
| country | Qatar ⓘ |
| designStyle | modern Islamic architecture influences ⓘ |
| electrification | overhead catenary ⓘ |
| environmentalGoal |
reduce carbon emissions
ⓘ
reduce road congestion ⓘ |
| fareSystem | smart card ⓘ |
| hasDepot |
Al Qassar Depot
ⓘ
Al Wakra Depot ⓘ
linked to:
Al Wakra Metro Station
|
| hasFeature |
air-conditioned stations
ⓘ
gold class coaches ⓘ platform screen doors ⓘ segregated family and standard sections ⓘ |
| hasLine |
Blue Line
ⓘ
Gold Line ⓘ Green Line ⓘ Red Line ⓘ |
| integrationWith |
Lusail Tram
ⓘ
linked to:
Lusail Light Rail Transit
bus network in Doha ⓘ park-and-ride facilities ⓘ |
| locatedIn |
Doha
ⓘ
Doha metropolitan area ⓘ
linked to:
Doha
|
| numberOfLines | 4 ⓘ |
| numberOfStations | over 30 ⓘ |
| openingDate | 2019 ⓘ |
| operator | Qatar Rail ⓘ |
| owner | Qatar Rail ⓘ |
| partOf | Qatar integrated public transport plan ⓘ |
| plannedExpansion |
additional stations
ⓘ
network extensions ⓘ |
| primaryPurpose |
suburban transport
ⓘ
urban transport ⓘ |
| rollingStockType | electric multiple unit ⓘ |
| safetyFeature |
CCTV surveillance
ⓘ
automatic train control ⓘ emergency communication systems ⓘ |
| serves |
Al Wakrah area
ⓘ
linked to:
Al Wakrah
Doha city center ⓘ
linked to:
Doha
Education City area ⓘ
linked to:
Education City
Hamad International Airport vicinity ⓘ Lusail area ⓘ
linked to:
Lusail City
|
| systemLengthKm | approximately 76 ⓘ |
| systemType | driverless metro ⓘ |
| ticketingMethod | contactless payment ⓘ |
| trackGauge | standard gauge ⓘ |
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 Description of subject: Doha Metro is a modern rapid transit system in Doha, Qatar, designed to provide fast, efficient urban and suburban rail transport across the city and its surrounding areas.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Doha Metro
linked to: Doha Metro
subject linked to:
Siemens Inspiro trains
linked to: Doha Metro
subject linked to:
Red Line
linked to: Doha Metro
linked to: Doha Metro