Triple
T23205266
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hounslow East Underground station |
E580434
|
entity |
| Predicate | followingStationOnPiccadillyLineTowardsHeathrow |
P151340
|
FINISHED |
| Object | Hounslow Central |
—
|
NE NERFINISHED |
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: Hounslow Central | Statement: [Hounslow East Underground station, followingStationOnPiccadillyLineTowardsHeathrow, Hounslow Central]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hounslow Central Context triple: [Hounslow East Underground station, followingStationOnPiccadillyLineTowardsHeathrow, Hounslow Central]
-
A.
Ealing Central and Acton
Ealing Central and Acton is a UK parliamentary constituency in West London that covers parts of the London Borough of Ealing, including Ealing, Acton, and surrounding areas.
-
B.
Wandsworth Central
Wandsworth Central was a former UK parliamentary constituency in the London Borough of Wandsworth, represented in the House of Commons until its abolition in the mid-20th century.
-
C.
Croydon Central
Croydon Central is a UK parliamentary constituency covering the central area of the London Borough of Croydon.
-
D.
Ealing East
Ealing East was a former UK parliamentary constituency in the London Borough of Ealing that existed in the mid-20th century before being replaced by later constituencies such as Ealing North.
-
E.
Walthamstow Central
Walthamstow Central is a major transport hub in northeast London, serving as both an Underground and National Rail station for the surrounding Walthamstow area.
- 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: Hounslow Central Target entity description: Hounslow Central is a London Underground station in west London served by the Piccadilly line, providing access to the surrounding Hounslow area.
-
A.
Ealing Central and Acton
Ealing Central and Acton is a UK parliamentary constituency in West London that covers parts of the London Borough of Ealing, including Ealing, Acton, and surrounding areas.
-
B.
Wandsworth Central
Wandsworth Central was a former UK parliamentary constituency in the London Borough of Wandsworth, represented in the House of Commons until its abolition in the mid-20th century.
-
C.
Croydon Central
Croydon Central is a UK parliamentary constituency covering the central area of the London Borough of Croydon.
-
D.
Ealing East
Ealing East was a former UK parliamentary constituency in the London Borough of Ealing that existed in the mid-20th century before being replaced by later constituencies such as Ealing North.
-
E.
Walthamstow Central
Walthamstow Central is a major transport hub in northeast London, serving as both an Underground and National Rail station for the surrounding Walthamstow area.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: followingStationOnPiccadillyLineTowardsHeathrow Context triple: [Hounslow East Underground station, followingStationOnPiccadillyLineTowardsHeathrow, Hounslow Central]
-
A.
followingStationOnMetropolitanLineTowardsAldgate
Indicates that one station is the next station along the Metropolitan line in the direction of travel towards Aldgate.
-
B.
isAdjacentStationOnPiccadillyLine
Indicates that two stations are directly next to each other as consecutive stops on the Piccadilly Line.
-
C.
isOnPiccadillyLineBranch
Indicates that something (typically a station or track segment) lies on a branch of the Piccadilly Line rather than on its main central section.
-
D.
precedingStationOnMetropolitanLineTowardsUxbridge
Indicates that one station is immediately before another station on the Metropolitan line when traveling in the direction of Uxbridge.
-
E.
adjacentStationTowardsLondonBridge
Indicates that one station is directly next to another along the rail line in the direction heading toward London Bridge.
- F. None of above. chosen
Provenance (4 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_69e24602ae1481908aaa6bc7ca493867 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f1907c1d7c8190aca252a39ae0da86 |
completed | April 29, 2026, 5 a.m. |
| PD | Predicate disambiguation | batch_69effcccee508190a7ae311fdd319806 |
completed | April 28, 2026, 12:18 a.m. |
| PDg | Predicate description generation | batch_69f01d8770d081908897c28b04e5faea |
completed | April 28, 2026, 2:37 a.m. |
Created at: April 17, 2026, 4:07 p.m.