Triple
T10087913
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Borehamwood |
E215266
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Elstree & Borehamwood railway station
Elstree & Borehamwood railway station is a suburban rail station in Hertfordshire, England, serving the town of Borehamwood on the Thameslink route into central London.
|
E841095
|
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: Elstree & Borehamwood railway station | Statement: [Borehamwood, hasRailwayStation, Elstree & Borehamwood railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Elstree & Borehamwood railway station Context triple: [Borehamwood, hasRailwayStation, Elstree & Borehamwood railway station]
-
A.
Rickmansworth station
Rickmansworth station is a railway and London Underground station in Hertfordshire serving the town of Rickmansworth on the Metropolitan line and National Rail services.
-
B.
Northwick Park station
Northwick Park station is a London Underground station on the Metropolitan line serving the Northwick Park area in the London Borough of Brent.
-
C.
Northolt Park station
Northolt Park station is a suburban railway station in the London Borough of Harrow served by Chiltern Railways services between central London and the Midlands.
-
D.
Harrow & Wealdstone railway station
Harrow & Wealdstone railway station is a major transport hub in northwest London served by National Rail, London Overground, and London Underground services.
-
E.
Hendon railway station
Hendon railway station is a suburban railway station in the London Borough of Barnet, serving the Hendon area on the Midland Main Line with Thameslink services into central London and beyond.
- 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: Elstree & Borehamwood railway station Triple: [Borehamwood, hasRailwayStation, Elstree & Borehamwood railway station]
Generated description
Elstree & Borehamwood railway station is a suburban rail station in Hertfordshire, England, serving the town of Borehamwood on the Thameslink route into central London.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Elstree & Borehamwood railway station Target entity description: Elstree & Borehamwood railway station is a suburban rail station in Hertfordshire, England, serving the town of Borehamwood on the Thameslink route into central London.
-
A.
Rickmansworth station
Rickmansworth station is a railway and London Underground station in Hertfordshire serving the town of Rickmansworth on the Metropolitan line and National Rail services.
-
B.
Northwick Park station
Northwick Park station is a London Underground station on the Metropolitan line serving the Northwick Park area in the London Borough of Brent.
-
C.
Northolt Park station
Northolt Park station is a suburban railway station in the London Borough of Harrow served by Chiltern Railways services between central London and the Midlands.
-
D.
Harrow & Wealdstone railway station
Harrow & Wealdstone railway station is a major transport hub in northwest London served by National Rail, London Overground, and London Underground services.
-
E.
Hendon railway station
Hendon railway station is a suburban railway station in the London Borough of Barnet, serving the Hendon area on the Midland Main Line with Thameslink services into central London and beyond.
- 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_69ca83a1eed081908b2e9580f2ebeea7 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cdd04875748190a81d1e9ad68dda96 |
completed | April 2, 2026, 2:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d2b693afac819090635d2eb147bdcb |
completed | April 5, 2026, 7:22 p.m. |
| NEDg | Description generation | batch_69d2b7aecdb081909f651c1bc1bcfd75 |
completed | April 5, 2026, 7:27 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d2b86bf8948190a79046efadc4adea |
completed | April 5, 2026, 7:30 p.m. |
Created at: March 30, 2026, 9:01 p.m.