Triple
T13334909
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heathrow rail and Underground stations |
E317663
|
entity |
| Predicate | hasComponent |
P35
|
FINISHED |
| Object | Heathrow Terminals 2 & 3 railway station |
E260685
|
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 Terminals 2 & 3 railway station | Statement: [Heathrow rail and Underground stations, hasComponent, Heathrow Terminals 2 & 3 railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Heathrow Terminals 2 & 3 railway station Context triple: [Heathrow rail and Underground stations, hasComponent, Heathrow Terminals 2 & 3 railway station]
-
A.
Heathrow Central (Terminals 2 & 3)
chosen
Heathrow Central (Terminals 2 & 3) is a major rail station complex at London Heathrow Airport serving Terminals 2 and 3 with direct express and rail connections to central London.
-
B.
Gatwick Airport railway station
Gatwick Airport railway station is a major rail hub in West Sussex, England, providing direct train services between London, southern England, and Gatwick Airport.
-
C.
Stansted Airport railway station
Stansted Airport railway station is a railway terminus directly serving London Stansted Airport, providing frequent rail connections between the airport and central London as well as other destinations on the regional network.
-
D.
Heathrow Terminal 2
Heathrow Terminal 2 is a major passenger terminal at London Heathrow Airport, serving as a key hub for many Star Alliance airlines and international flights.
-
E.
Heathrow Central bus station
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.
- 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_69f7546fbd1881909d2dda1edb63df2f |
completed | May 3, 2026, 1:58 p.m. |
Created at: April 9, 2026, 9:30 p.m.