Triple
T2234675
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dartford |
E49251
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object |
Dartford Loop Line
The Dartford Loop Line is a suburban railway route in southeast London and northwest Kent that provides commuter services between London and Dartford via Sidcup.
|
E220752
|
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: Dartford Loop Line | Statement: [Dartford, railwayLine, Dartford Loop Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dartford Loop Line Context triple: [Dartford, railwayLine, Dartford Loop Line]
-
A.
Catford Loop Line
The Catford Loop Line is a suburban railway route in southeast London that provides an alternative corridor between central London and Kent, serving several local commuter stations along the way.
-
B.
Hounslow Loop Line
The Hounslow Loop Line is a suburban railway route in West London that forms a loop off the South Western Main Line, providing local passenger services through areas such as Hounslow, Isleworth, and Richmond.
-
C.
Sidcup Line
The Sidcup Line is a suburban railway route in southeast London that connects central London with areas such as Sidcup and beyond, forming part of the Southeastern rail network.
-
D.
Bexleyheath Line
The Bexleyheath Line is a suburban railway route in southeast London that connects central London with areas such as Bexleyheath and Dartford.
-
E.
Hertford Loop Line
The Hertford Loop Line is a suburban railway route in Hertfordshire and north London that provides an alternative path to the East Coast Main Line, linking London with Hertford and intermediate commuter towns.
- 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: Dartford Loop Line Triple: [Dartford, railwayLine, Dartford Loop Line]
Generated description
The Dartford Loop Line is a suburban railway route in southeast London and northwest Kent that provides commuter services between London and Dartford via Sidcup.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dartford Loop Line Target entity description: The Dartford Loop Line is a suburban railway route in southeast London and northwest Kent that provides commuter services between London and Dartford via Sidcup.
-
A.
Catford Loop Line
The Catford Loop Line is a suburban railway route in southeast London that provides an alternative corridor between central London and Kent, serving several local commuter stations along the way.
-
B.
Hounslow Loop Line
The Hounslow Loop Line is a suburban railway route in West London that forms a loop off the South Western Main Line, providing local passenger services through areas such as Hounslow, Isleworth, and Richmond.
-
C.
Sidcup Line
chosen
The Sidcup Line is a suburban railway route in southeast London that connects central London with areas such as Sidcup and beyond, forming part of the Southeastern rail network.
-
D.
Bexleyheath Line
The Bexleyheath Line is a suburban railway route in southeast London that connects central London with areas such as Bexleyheath and Dartford.
-
E.
Hertford Loop Line
The Hertford Loop Line is a suburban railway route in Hertfordshire and north London that provides an alternative path to the East Coast Main Line, linking London with Hertford and intermediate commuter towns.
- F. None of above.
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_69a88aa84bdc819086df50e9c20b301e |
completed | March 4, 2026, 7:40 p.m. |
| NER | Named-entity recognition | batch_69abc09297a481909e8fe6ec645de616 |
completed | March 7, 2026, 6:07 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae71bd294c8190b46fc4ad69cb7c37 |
completed | March 9, 2026, 7:07 a.m. |
| NEDg | Description generation | batch_69ae728e46608190b4192519c705bc32 |
completed | March 9, 2026, 7:11 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae72ff572081909b7c4aebb9e26180 |
completed | March 9, 2026, 7:13 a.m. |
Created at: March 4, 2026, 7:47 p.m.