Rock Rail
E636413
Rock Rail is a UK-based rolling stock leasing company that finances and owns modern passenger train fleets for operation on the British rail network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rock Rail canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7040278 — 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: Rock Rail Context triple: [British Rail Class 745, owner, Rock Rail]
-
A.
Rebel Railroad
Rebel Railroad was a small Civil War–themed tourist railroad in Pigeon Forge, Tennessee, that later evolved into what is now the Dollywood theme park.
-
B.
Rolling Road
Rolling Road is a major north–south thoroughfare in Northern Virginia that serves residential communities and connects with several key regional routes.
-
C.
Peak Rail
Peak Rail is a preserved heritage railway in Derbyshire, England, operating tourist and enthusiast train services on a section of the former Midland Railway route through the Peak District.
-
D.
Thundering Rails
"Thundering Rails" is an episode title from the 1939 science-fiction movie serial *The Phantom Creeps*, starring Bela Lugosi.
-
E.
La Rampa
La Rampa is a famous, bustling avenue in Havana’s Vedado district known for its mid-20th-century architecture, nightlife, and cultural landmarks.
- 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: Rock Rail Target entity description: Rock Rail is a UK-based rolling stock leasing company that finances and owns modern passenger train fleets for operation on the British rail network.
-
A.
Rebel Railroad
Rebel Railroad was a small Civil War–themed tourist railroad in Pigeon Forge, Tennessee, that later evolved into what is now the Dollywood theme park.
-
B.
Rolling Road
Rolling Road is a major north–south thoroughfare in Northern Virginia that serves residential communities and connects with several key regional routes.
-
C.
Peak Rail
Peak Rail is a preserved heritage railway in Derbyshire, England, operating tourist and enthusiast train services on a section of the former Midland Railway route through the Peak District.
-
D.
Thundering Rails
"Thundering Rails" is an episode title from the 1939 science-fiction movie serial *The Phantom Creeps*, starring Bela Lugosi.
-
E.
La Rampa
La Rampa is a famous, bustling avenue in Havana’s Vedado district known for its mid-20th-century architecture, nightlife, and cultural landmarks.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
company
ⓘ
rolling stock leasing company ⓘ |
| activity |
financing passenger rolling stock
ⓘ
leasing passenger trains ⓘ owning passenger rolling stock ⓘ |
| assetType |
bi-mode multiple units
ⓘ
commuter passenger trains ⓘ electric multiple units ⓘ regional passenger trains ⓘ |
| beneficiary |
UK rail passengers
ⓘ
UK train operating companies ⓘ |
| businessModel | rolling stock leasing ⓘ |
| country | United Kingdom ⓘ |
| customerType | passenger train operating companies ⓘ |
| focus | modern passenger train fleets ⓘ |
| goal | modernisation of UK passenger rolling stock fleet ⓘ |
| industry |
rail transport
ⓘ
rolling stock leasing ⓘ |
| marketRole |
rolling stock financier
ⓘ
rolling stock lessor ⓘ rolling stock owner ⓘ |
| railNetwork | National Rail (Great Britain) NERFINISHED ⓘ |
| regulatoryEnvironment | Great Britain rail franchising and concessions ⓘ |
| sector | passenger rail ⓘ |
| serviceArea |
British rail network
ⓘ
United Kingdom rail network ⓘ |
| typicalContractType | long-term lease agreements ⓘ |
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: Rock Rail Description of subject: Rock Rail is a UK-based rolling stock leasing company that finances and owns modern passenger train fleets for operation on the British rail network.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
British Rail Class 745
subject surface form:
British Rail Class 755