Triple
T3012103
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Terminal 2 |
E82245
|
entity |
| Predicate | isPartOfTransportHub |
P2413
|
FINISHED |
| Object | Heathrow Airport |
E12863
|
NE FINISHED |
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: Heathrow Airport | Statement: [Terminal 2, isPartOfTransportHub, Heathrow Airport]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Heathrow Airport Context triple: [Terminal 2, isPartOfTransportHub, Heathrow Airport]
-
A.
Heathrow Airport
chosen
Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
-
B.
London International Airport
London International Airport is a regional airport serving the city of London and surrounding areas in southwestern Ontario, Canada.
-
C.
Gatwick Airport
Gatwick Airport is a major international airport serving the London area and is one of the busiest airports in the United Kingdom.
-
D.
London City Airport
London City Airport is a small, centrally located international airport in East London that primarily serves business travelers with short-haul European and domestic flights.
-
E.
Stansted Airport
Stansted Airport is a major international airport serving the London area, particularly known as a hub for low-cost and European short-haul flights.
- 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: isPartOfTransportHub Context triple: [Terminal 2, isPartOfTransportHub, Heathrow Airport]
-
A.
hasTransportHub
chosen
Indicates that a location contains or serves as a central facility where multiple transport routes or modes connect for passenger or cargo movement.
-
B.
isTransportHubBetween
Indicates that a location functions as a central node facilitating transportation connections between two or more other places.
-
C.
isTransportationHubCodeFor
Indicates that a given code uniquely identifies and represents a specific transportation hub, such as a station, airport, or terminal.
-
D.
hasBusStation
Indicates that a place or area contains or is served by a bus station.
-
E.
hasPublicTransitRole
Indicates that an entity holds a specific functional role or responsibility within a public transit system.
- F. None of above.
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_69ad8b1eb53481908c39bbcd1ec104b2 |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad9a66c334819082d1d320c48eca1b |
completed | March 8, 2026, 3:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b354505574819083ae7d36e461366b |
completed | March 13, 2026, 12:03 a.m. |
| PD | Predicate disambiguation | batch_69ad961a97188190809dc73430a8eda8 |
completed | March 8, 2026, 3:30 p.m. |
Created at: March 8, 2026, 3 p.m.