Triple
T13334783
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heathrow Terminal 2 |
E317660
|
entity |
| Predicate | connectedTo |
P37
|
FINISHED |
| Object | Heathrow Central railway station |
E317662
|
NE FINISHED |
How this triple was built (2 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: Heathrow Central railway station | Statement: [Heathrow Terminal 2, connectedTo, Heathrow Central railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Heathrow Central railway station Context triple: [Heathrow Terminal 2, connectedTo, Heathrow Central railway station]
-
A.
Wembley Central station
Wembley Central station is a key National Rail and London Underground interchange in Wembley, northwest London, serving both local commuters and visitors to nearby Wembley Stadium.
-
B.
Hounslow railway station
Hounslow railway station is a National Rail station in the London Borough of Hounslow providing suburban and commuter services on the line between central London and southwest London.
-
C.
Heathrow Central bus station
chosen
Heathrow Central bus station is the main bus and coach hub serving London Heathrow Airport, providing ground transport connections for multiple terminals and regional destinations.
-
D.
Clapham Junction railway station
Clapham Junction railway station is one of the busiest railway interchanges in Europe, serving as a major hub for suburban and regional rail services in southwest London.
-
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.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d806b5a3c08190b42c267fb092f98a |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d99cff44e08190b9583baf0b626e42 |
completed | April 11, 2026, 12:59 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7267132488190a62930e98be70640 |
completed | May 3, 2026, 10:41 a.m. |
Created at: April 9, 2026, 9:30 p.m.