Triple
T23474654
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pinner tube station |
E570224
|
entity |
| Predicate | adjacentStationTowardsCentralLondon |
P106137
|
FINISHED |
| Object | North Harrow tube station |
—
|
NE NERFINISHED |
How this triple was built (3 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: North Harrow tube station | Statement: [Pinner tube station, adjacentStationTowardsCentralLondon, North Harrow tube station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North Harrow tube station Context triple: [Pinner tube station, adjacentStationTowardsCentralLondon, North Harrow tube station]
-
A.
North Harrow Underground station
chosen
North Harrow Underground station is a London Underground station on the Metropolitan line serving the suburban area of North Harrow in northwest London.
-
B.
Harrow-on-the-Hill Underground station
Harrow-on-the-Hill Underground station is a major London Underground and National Rail interchange in northwest London, serving as a key hub on the Metropolitan line.
-
C.
Colliers Wood tube station
Colliers Wood tube station is a London Underground station on the Northern line in south-west London, notable for its modernist architectural style by Charles Holden.
-
D.
Hampstead tube station
Hampstead tube station is a London Underground station on the Northern line, known for serving the Hampstead area of the London Borough of Camden and for having one of the deepest platforms on the network.
-
E.
Northfields tube station
Northfields tube station is a London Underground station in west London on the Piccadilly line, serving the Northfields area between South Ealing and Boston Manor.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: adjacentStationTowardsCentralLondon Context triple: [Pinner tube station, adjacentStationTowardsCentralLondon, North Harrow tube station]
-
A.
hasAdjacentStationTowardsCentralLondon
chosen
Indicates that one station has a neighboring station located in the direction of central London along a transit route.
-
B.
adjacentStationTowardsLondonBridge
Indicates that one station is directly next to another along the rail line in the direction heading toward London Bridge.
-
C.
adjacentStationOnCentralLineTowardsWest
Indicates that one station is directly next to another on the Central Line in the westbound direction.
-
D.
adjacentStationOnCentralLineTowardsEast
Indicates that one station is directly next to another along the Central Line in the eastbound direction.
-
E.
adjacentStationTowardsStrood
Indicates that one station is directly next to another in the direction of Strood along a railway line.
- F. None of above.
Provenance (3 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_69e245af8a88819084f2704f6d265a92 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f1a704e2a48190acb55f77a2124412 |
completed | April 29, 2026, 6:36 a.m. |
| PD | Predicate disambiguation | batch_69f0620ac3608190b36916261ea50f54 |
completed | April 28, 2026, 7:30 a.m. |
Created at: April 17, 2026, 6 p.m.