T-68
E52922
The T-68 was an early generation light rail tram used on the Manchester Metrolink system in the UK before being superseded by newer models.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T417420 — 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: T-68 Context triple: [Bombardier M5000, replacedRollingStock, T-68]
-
A.
M-72
M-72 is a state highway in northern Michigan that serves as a key east–west route connecting Traverse City with several inland communities and recreational areas.
-
B.
SA80 assault rifle
The SA80 assault rifle is the standard-issue bullpup infantry weapon of the British Armed Forces, known for its compact design and multiple modernization upgrades since its introduction in the 1980s.
-
C.
FAMAS assault rifle
The FAMAS assault rifle is a distinctive French bullpup 5.56×45mm NATO service rifle known for its high rate of fire and long use as the standard infantry weapon of France.
-
D.
Beryl assault rifle
The Beryl assault rifle is a Polish-designed 5.56×45mm NATO service rifle widely used as the primary infantry weapon of Poland’s armed forces.
-
E.
CP-140 Aurora
The CP-140 Aurora is a Canadian long-range maritime patrol and anti-submarine warfare aircraft based on the Lockheed P-3 Orion airframe and used primarily for surveillance and reconnaissance missions.
- 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: T-68 Target entity description: The T-68 was an early generation light rail tram used on the Manchester Metrolink system in the UK before being superseded by newer models.
-
A.
M-72
M-72 is a state highway in northern Michigan that serves as a key east–west route connecting Traverse City with several inland communities and recreational areas.
-
B.
SA80 assault rifle
The SA80 assault rifle is the standard-issue bullpup infantry weapon of the British Armed Forces, known for its compact design and multiple modernization upgrades since its introduction in the 1980s.
-
C.
FAMAS assault rifle
The FAMAS assault rifle is a distinctive French bullpup 5.56×45mm NATO service rifle known for its high rate of fire and long use as the standard infantry weapon of France.
-
D.
Beryl assault rifle
The Beryl assault rifle is a Polish-designed 5.56×45mm NATO service rifle widely used as the primary infantry weapon of Poland’s armed forces.
-
E.
CP-140 Aurora
The CP-140 Aurora is a Canadian long-range maritime patrol and anti-submarine warfare aircraft based on the Lockheed P-3 Orion airframe and used primarily for surveillance and reconnaissance missions.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
light rail vehicle
ⓘ
rolling stock class ⓘ tram ⓘ |
| brakeType | electric and friction brakes ⓘ |
| category |
British tram
ⓘ
Manchester Metrolink tram ⓘ
linked to:
Manchester Metrolink
light rail vehicle used in the United Kingdom ⓘ |
| controlType | driver-operated ⓘ |
| countryOfOperation | United Kingdom ⓘ |
| designedFor |
high-platform operation
ⓘ
on-street running ⓘ |
| doorType | sliding passenger doors ⓘ |
| introducedAs | first generation Metrolink tram ⓘ |
| network | Manchester Metrolink ⓘ |
| notableFor | being the original tram fleet of Manchester Metrolink ⓘ |
| operatedBy |
Greater Manchester Passenger Transport Executive
ⓘ
linked to:
Transport for Greater Manchester
Transport for Greater Manchester ⓘ |
| operatedOn |
Metrolink Altrincham Line
ⓘ
linked to:
Altrincham Line
Metrolink Bury Line ⓘ
linked to:
Bury Line
Metrolink Eccles Line ⓘ
linked to:
Eccles Line of the Manchester Metrolink
Metrolink Oldham and Rochdale Line ⓘ
linked to:
Metrolink Rochdale via Oldham line
Metrolink South Manchester Line ⓘ converted heavy rail lines ⓘ street-running sections ⓘ |
| operationalEnvironment |
mixed traffic streets
ⓘ
segregated light rail corridors ⓘ |
| operationalStatus | withdrawn from service ⓘ |
| partOf | Manchester Metrolink rolling stock ⓘ |
| powerSupply | overhead line ⓘ |
| precededBy | legacy heavy rail rolling stock on Bury and Altrincham lines ⓘ |
| primaryCityServed | Manchester ⓘ |
| railGauge | standard gauge ⓘ |
| railwayOperator | Manchester Metrolink ⓘ |
| replacedBy |
M5000
ⓘ
second generation Metrolink trams ⓘ |
| role | passenger multiple unit ⓘ |
| serviceArea | Greater Manchester ⓘ |
| successor | modern low-floor trams on Metrolink ⓘ |
| tractionType | electric ⓘ |
| transportMode | light rail ⓘ |
| usedFor |
light rail transit
ⓘ
urban passenger transport ⓘ |
| vehicleType | light rail tram ⓘ |
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: T-68 Description of subject: The T-68 was an early generation light rail tram used on the Manchester Metrolink system in the UK before being superseded by newer models.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: T-68