High Speed 1
E37707
High Speed 1 is the high-speed railway line in southeastern England that connects London with the Channel Tunnel, enabling fast international and domestic train services.
All labels observed (4)
| Label | Occurrences |
|---|---|
| High Speed 1 canonical | 53 |
| High Speed 1 line | 2 |
| High Speed 1 (via nearby Ebbsfleet International) | 1 |
| High Speed 1 domestic network | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T290386 — 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: High Speed 1 Context triple: [Kent, hasTransportLink, High Speed 1]
-
A.
Caledonian Sleeper
Caledonian Sleeper is an overnight train service in the United Kingdom that connects London with various destinations in Scotland, offering sleeper accommodations for long-distance travelers.
-
B.
Bolt
Bolt is a global ride-hailing and mobility platform offering services like car rides, scooters, and food delivery, competing with companies such as Uber.
-
C.
InterCity
InterCity is a category of long-distance passenger trains in several European countries, notably providing fast, regular intercity rail services.
-
D.
Kingsman: The Secret Service
Kingsman: The Secret Service is a stylish, action-comedy spy film that parodies and modernizes the classic British secret agent genre with over-the-top violence and sharp humor.
-
E.
The Gentlemen
The Gentlemen is a 2019 British crime comedy film directed by Guy Ritchie that follows an American marijuana kingpin in London whose attempt to sell his empire triggers schemes, blackmail, and underworld chaos.
- 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: High Speed 1 Target entity description: High Speed 1 is the high-speed railway line in southeastern England that connects London with the Channel Tunnel, enabling fast international and domestic train services.
-
A.
Caledonian Sleeper
Caledonian Sleeper is an overnight train service in the United Kingdom that connects London with various destinations in Scotland, offering sleeper accommodations for long-distance travelers.
-
B.
Bolt
Bolt is a global ride-hailing and mobility platform offering services like car rides, scooters, and food delivery, competing with companies such as Uber.
-
C.
InterCity
InterCity is a category of long-distance passenger trains in several European countries, notably providing fast, regular intercity rail services.
-
D.
Kingsman: The Secret Service
Kingsman: The Secret Service is a stylish, action-comedy spy film that parodies and modernizes the classic British secret agent genre with over-the-top violence and sharp humor.
-
E.
The Gentlemen
The Gentlemen is a 2019 British crime comedy film directed by Guy Ritchie that follows an American marijuana kingpin in London whose attempt to sell his empire triggers schemes, blackmail, and underworld chaos.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
high-speed railway line
ⓘ
railway infrastructure project ⓘ |
| alsoKnownAs |
Channel Tunnel Rail Link
ⓘ
HS1 ⓘ
linked to:
HS1 Ltd
|
| builtFor | Channel Tunnel access ⓘ |
| cityServed |
London
ⓘ
linked to:
London, England
|
| concessionExpiry | circa 2040s ⓘ |
| connects |
Channel Tunnel
ⓘ
London ⓘ
linked to:
London, England
|
| connectsWith | High-speed rail network in continental Europe ⓘ |
| constructionStart | 1998 ⓘ |
| country | United Kingdom ⓘ |
| electrification | 25 kV AC overhead line ⓘ |
| enables | reduced journey times between London and Kent ⓘ |
| enablesServiceBetween |
London and Amsterdam
ⓘ
London and Brussels ⓘ
linked to:
London–Brussels
London and Paris ⓘ
linked to:
London–Paris
|
| fundingModel | public–private partnership ⓘ |
| gauge | standard gauge ⓘ |
| hasPrimaryPurpose | high-speed connection between London and continental Europe ⓘ |
| hasStation |
Ashford International railway station
ⓘ
Ebbsfleet International railway station ⓘ
linked to:
Ebbsfleet International
Stratford International railway station ⓘ |
| hasStructure |
Medway Viaducts
ⓘ
North Downs Tunnel ⓘ Thames Tunnel (HS1) ⓘ
linked to:
North Downs Tunnel
|
| interoperabilityStandard | European high-speed rail standards ⓘ |
| lineLength | approximately 108 kilometres ⓘ |
| locatedIn | southeastern England ⓘ |
| maximumDesignSpeed | 300 km/h ⓘ |
| opened |
2003
ⓘ
2007 ⓘ |
| openingDetail |
Section 1 opened in 2003
ⓘ
Section 2 to St Pancras opened in 2007 ⓘ |
| operator | HS1 Ltd ⓘ |
| owner | HS1 Ltd ⓘ |
| partOf | British railway network ⓘ |
| regionServed |
East London
ⓘ
Kent ⓘ
linked to:
Kent, England
|
| regulator | Office of Rail and Road ⓘ |
| safetySystem |
TVM-430 cab signalling
ⓘ
linked to:
Automatic Train Control
|
| serves |
domestic passenger services
ⓘ
international passenger services ⓘ |
| terminus |
Channel Tunnel
ⓘ
London St Pancras International railway station ⓘ
linked to:
London St Pancras International
|
| trackConfiguration | double track ⓘ |
| usedBy |
Eurostar
ⓘ
Southeastern Highspeed ⓘ |
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: High Speed 1 Description of subject: High Speed 1 is the high-speed railway line in southeastern England that connects London with the Channel Tunnel, enabling fast international and domestic train services.
Referenced by (57)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: High Speed 1
linked to: High Speed 1
linked to: High Speed 1