Triple
T7130624
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London King's Cross to King's Lynn services |
E166175
|
entity |
| Predicate | lineUsedBetween |
P14437
|
FINISHED |
| Object |
East Coast Main Line between London King's Cross and Hitchin
The East Coast Main Line between London King's Cross and Hitchin is a key electrified railway corridor in southern England that carries high-frequency intercity, regional, and commuter services linking London with the East Midlands, Yorkshire, and northeastern England.
|
E643308
|
NE FINISHED |
How this triple was built (5 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: East Coast Main Line between London King's Cross and Hitchin | Statement: [London King's Cross to King's Lynn services, lineUsedBetween, East Coast Main Line between London King's Cross and Hitchin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Coast Main Line between London King's Cross and Hitchin Context triple: [London King's Cross to King's Lynn services, lineUsedBetween, East Coast Main Line between London King's Cross and Hitchin]
-
A.
Manchester–London main line
The Manchester–London main line is a major intercity railway corridor in England connecting Manchester with London and forming part of the core north–south rail network.
-
B.
London to Norwich main line
The London to Norwich main line is a key intercity railway route in eastern England linking the capital with the city of Norwich and serving major towns across East Anglia.
-
C.
London–Colchester line
The London–Colchester line is a key commuter and intercity railway route in eastern England linking London with the town of Colchester and serving as part of the main rail corridor toward East Anglia.
-
D.
West Anglia Main Line
The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
-
E.
London to Aylesbury Line
The London to Aylesbury Line is a commuter rail route in England connecting London with the town of Aylesbury, primarily serving passengers in Buckinghamshire and surrounding areas.
- 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: East Coast Main Line between London King's Cross and Hitchin Triple: [London King's Cross to King's Lynn services, lineUsedBetween, East Coast Main Line between London King's Cross and Hitchin]
Generated description
The East Coast Main Line between London King's Cross and Hitchin is a key electrified railway corridor in southern England that carries high-frequency intercity, regional, and commuter services linking London with the East Midlands, Yorkshire, and northeastern England.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: East Coast Main Line between London King's Cross and Hitchin Target entity description: The East Coast Main Line between London King's Cross and Hitchin is a key electrified railway corridor in southern England that carries high-frequency intercity, regional, and commuter services linking London with the East Midlands, Yorkshire, and northeastern England.
-
A.
Manchester–London main line
The Manchester–London main line is a major intercity railway corridor in England connecting Manchester with London and forming part of the core north–south rail network.
-
B.
London to Norwich main line
The London to Norwich main line is a key intercity railway route in eastern England linking the capital with the city of Norwich and serving major towns across East Anglia.
-
C.
London–Colchester line
The London–Colchester line is a key commuter and intercity railway route in eastern England linking London with the town of Colchester and serving as part of the main rail corridor toward East Anglia.
-
D.
West Anglia Main Line
The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
-
E.
London to Aylesbury Line
The London to Aylesbury Line is a commuter rail route in England connecting London with the town of Aylesbury, primarily serving passengers in Buckinghamshire and surrounding areas.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: lineUsedBetween Context triple: [London King's Cross to King's Lynn services, lineUsedBetween, East Coast Main Line between London King's Cross and Hitchin]
-
A.
lineUses
chosen
Indicates that a particular line (such as a route, service, or connection) makes use of or is implemented using a specified resource, infrastructure, or element.
-
B.
connectedLine
Indicates that two entities are joined by a continuous line or linear connection.
-
C.
isLinedWith
Indicates that one object or surface is covered, edged, or internally coated along its length or area with another material or layer.
-
D.
lineStandard
Indicates that one entity is a standard or reference specification that defines or governs the characteristics or requirements of a particular line (such as a product line, production line, or service line).
-
E.
lineName
Indicates the specific name or designation assigned to a particular line (such as a route, path, or service) that distinguishes it from other lines.
- F. None of above.
Provenance (6 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_69c68884a9388190af42f90d1c1a7151 |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e66dc2388190bdec018f1cc6b20a |
completed | March 27, 2026, 8:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7a33eea0481909f87e0813bc35b52 |
completed | March 28, 2026, 9:45 a.m. |
| NEDg | Description generation | batch_69c7a3f2b51c81909f058149e9bd9f0a |
completed | March 28, 2026, 9:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7a4a9e91881909df07f1c540f191e |
completed | March 28, 2026, 9:51 a.m. |
| PD | Predicate disambiguation | batch_69c6e1c7289881909f3b533c384f9ed4 |
completed | March 27, 2026, 8 p.m. |
Created at: March 27, 2026, 2:44 p.m.