Tube Stock
E952298
Tube Stock is the family of electric multiple units specifically designed for the deep-level tube lines of the London Underground.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tube Stock canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11894845 — 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: Tube Stock Context triple: [1992 Stock, rollingStockFamily, Tube Stock]
-
A.
STK
STK is the standard abbreviation used for the Stockton Heat, a former professional ice hockey team that played in the American Hockey League as the Calgary Flames’ affiliate.
-
B.
STK
STK is the common abbreviation used for the St Kilda Football Club, an Australian rules football team in the Australian Football League (AFL).
-
C.
Blue Chips
Blue Chips is a 1994 sports drama film about college basketball corruption, directed by William Friedkin and starring Nick Nolte alongside NBA players including Shaquille O'Neal.
-
D.
Prize Stock
Prize Stock is a short story by Kenzaburō Ōe, included in his collection "Teach Us to Outgrow Our Madness," that explores themes of war, innocence, and the clash between rural Japanese life and foreign presence.
-
E.
Ripple
"Ripple" is a beloved folk-influenced ballad by the Grateful Dead, known for its gentle melody, spiritual lyrics, and enduring sing-along chorus.
- 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: Tube Stock Target entity description: Tube Stock is the family of electric multiple units specifically designed for the deep-level tube lines of the London Underground.
-
A.
STK
STK is the standard abbreviation used for the Stockton Heat, a former professional ice hockey team that played in the American Hockey League as the Calgary Flames’ affiliate.
-
B.
STK
STK is the common abbreviation used for the St Kilda Football Club, an Australian rules football team in the Australian Football League (AFL).
-
C.
Blue Chips
Blue Chips is a 1994 sports drama film about college basketball corruption, directed by William Friedkin and starring Nick Nolte alongside NBA players including Shaquille O'Neal.
-
D.
Prize Stock
Prize Stock is a short story by Kenzaburō Ōe, included in his collection "Teach Us to Outgrow Our Madness," that explores themes of war, innocence, and the clash between rural Japanese life and foreign presence.
-
E.
Ripple
"Ripple" is a beloved folk-influenced ballad by the Grateful Dead, known for its gentle melody, spiritual lyrics, and enduring sing-along chorus.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
family of electric multiple units
ⓘ
rolling stock type ⓘ |
| brakeType |
air brakes
ⓘ
regenerative braking (on newer stock) ⓘ |
| controlType | multiple-unit control ⓘ |
| country | United Kingdom ⓘ |
| designedFor |
deep-level tube lines
ⓘ
high-frequency metro operation ⓘ third-rail and fourth-rail electrification ⓘ |
| distinguishedFrom | Sub-Surface Stock ⓘ |
| doorType | sliding doors ⓘ |
| gaugeType | standard gauge ⓘ |
| hasDesignConstraint | small profile for deep tunnels ⓘ |
| hasSubclass |
1938 Tube Stock
ⓘ
linked to:
1938 Stock
1959 Tube Stock ⓘ 1962 Tube Stock ⓘ 1972 Tube Stock ⓘ 1992 Tube Stock ⓘ 1995 Tube Stock ⓘ 1996 Tube Stock ⓘ
linked to:
1996 Stock
2009 Tube Stock ⓘ |
| introducedFor | deep-level tube lines of London Underground ⓘ |
| loadingGauge | tube-gauge ⓘ |
| network |
London Underground network
ⓘ
linked to:
London Underground
|
| networkCity |
London
ⓘ
linked to:
London, England
|
| operatedBy | London Underground ⓘ |
| operatesInTunnelType | deep-level bored tunnels ⓘ |
| operatingEnvironment | underground railway ⓘ |
| operator | Transport for London ⓘ |
| ownedBy | London Underground Limited ⓘ |
| partOf | London Underground rolling stock ⓘ |
| powerCollectionMethod | four-rail DC system ⓘ |
| powerSupplyVoltage | 630 V DC ⓘ |
| propulsion | electric traction motors ⓘ |
| serviceType | urban rapid transit ⓘ |
| trackGauge | 1435 mm ⓘ |
| tractionType | electric multiple unit ⓘ |
| typicalFormation | multiple-car fixed formation ⓘ |
| usedOnLine |
Bakerloo line
ⓘ
Central line ⓘ Jubilee line ⓘ Northern line ⓘ Piccadilly line ⓘ Victoria line ⓘ Waterloo & City line ⓘ |
| usedOnNetwork | London Underground ⓘ |
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: Tube Stock Description of subject: Tube Stock is the family of electric multiple units specifically designed for the deep-level tube lines of the London Underground.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.