Triple
T22251319
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heathrow Connect route |
E549984
|
entity |
| Predicate | intermediateStop |
P24280
|
FINISHED |
| Object | Hanwell railway 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: Hanwell railway station | Statement: [Heathrow Connect route, intermediateStop, Hanwell railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hanwell railway station Context triple: [Heathrow Connect route, intermediateStop, Hanwell railway station]
-
A.
Gunnersbury station
Gunnersbury station is a London Underground and London Overground station in west London serving the District line and the North London line.
-
B.
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.
-
C.
Greenford station
Greenford station is a transport hub in Greenford, west London, served by London Underground’s Central line and National Rail services.
-
D.
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.
-
E.
Balham railway station
Balham railway station is a National Rail station in the Balham area of south London, providing suburban rail services and an interchange with the London Underground.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hanwell railway station Target entity description: Hanwell railway station is a suburban rail station in the London Borough of Ealing served by local services on the Great Western Main Line.
-
A.
Gunnersbury station
Gunnersbury station is a London Underground and London Overground station in west London serving the District line and the North London line.
-
B.
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.
-
C.
Greenford station
Greenford station is a transport hub in Greenford, west London, served by London Underground’s Central line and National Rail services.
-
D.
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.
-
E.
Balham railway station
Balham railway station is a National Rail station in the Balham area of south London, providing suburban rail services and an interchange with the London Underground.
- F. None of above. chosen
Provenance (2 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_69e11e41d9408190bd770cf282e22753 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f138befa208190877760dec1896740 |
completed | April 28, 2026, 10:46 p.m. |
Created at: April 16, 2026, 8:39 p.m.