Triple
T10857124
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 37 |
E256295
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Direct Rail Services
Direct Rail Services is a British rail freight company, originally government-owned, that operates and maintains locomotives and trains across the UK for freight, nuclear materials transport, and some passenger services.
|
E889004
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Direct Rail Services | Statement: [British Rail Class 37, operator, Direct Rail Services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Direct Rail Services Context triple: [British Rail Class 37, operator, Direct Rail Services]
-
A.
CityRail Intercity services
CityRail Intercity services were the long-distance commuter and regional rail services in New South Wales, Australia, that operated prior to their rebranding and reorganization under NSW TrainLink.
-
B.
Intercity direct
Intercity direct is a high-speed Dutch train service connecting major cities such as Amsterdam, Rotterdam, and Breda via the high-speed line.
-
C.
Intercidades (Intercity) services
Intercidades (Intercity) services are long-distance Portuguese train services operated by Comboios de Portugal that connect major cities across the country with faster, limited-stop routes.
-
D.
SMS Rail Lines
SMS Rail Lines is a shortline railroad company known for operating freight services and preserving historic locomotives in the South Jersey region.
-
E.
Keystone Service (select trains)
Keystone Service (select trains) is an Amtrak regional passenger rail service operating primarily between New York City and Harrisburg via Philadelphia, with only certain trains stopping at New Brunswick station.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Direct Rail Services Triple: [British Rail Class 37, operator, Direct Rail Services]
Generated description
Direct Rail Services is a British rail freight company, originally government-owned, that operates and maintains locomotives and trains across the UK for freight, nuclear materials transport, and some passenger services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Direct Rail Services Target entity description: Direct Rail Services is a British rail freight company, originally government-owned, that operates and maintains locomotives and trains across the UK for freight, nuclear materials transport, and some passenger services.
-
A.
CityRail Intercity services
CityRail Intercity services were the long-distance commuter and regional rail services in New South Wales, Australia, that operated prior to their rebranding and reorganization under NSW TrainLink.
-
B.
Intercity direct
Intercity direct is a high-speed Dutch train service connecting major cities such as Amsterdam, Rotterdam, and Breda via the high-speed line.
-
C.
Intercidades (Intercity) services
Intercidades (Intercity) services are long-distance Portuguese train services operated by Comboios de Portugal that connect major cities across the country with faster, limited-stop routes.
-
D.
SMS Rail Lines
SMS Rail Lines is a shortline railroad company known for operating freight services and preserving historic locomotives in the South Jersey region.
-
E.
Keystone Service (select trains)
Keystone Service (select trains) is an Amtrak regional passenger rail service operating primarily between New York City and Harrisburg via Philadelphia, with only certain trains stopping at New Brunswick station.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d6aa83d1448190a66d93c32394d21f |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d7513695ac8190b5812e977a422c37 |
completed | April 9, 2026, 7:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69deb197808c8190b1c80aeb2144a909 |
completed | April 14, 2026, 9:28 p.m. |
| NEDg | Description generation | batch_69dec25660dc8190a4444a1099e7e40c |
completed | April 14, 2026, 10:40 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69dec7cdcd988190bb6508838bea48de |
completed | April 14, 2026, 11:03 p.m. |
Created at: April 8, 2026, 9:20 p.m.