Triple
T16790261
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gatwick Airport railway station |
E408086
|
entity |
| Predicate | trainOperator |
P20222
|
FINISHED |
| Object | Gatwick Express |
E86229
|
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: Gatwick Express | Statement: [Gatwick Airport railway station, trainOperator, Gatwick Express]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gatwick Express Context triple: [Gatwick Airport railway station, trainOperator, Gatwick Express]
-
A.
Gatwick Express
chosen
Gatwick Express is a non-stop train service in the United Kingdom that connects central London with Gatwick Airport.
-
B.
Heathrow Express
Heathrow Express is a non-stop high-speed train service linking London Paddington station with Heathrow Airport, providing one of the fastest rail connections between central London and the airport.
-
C.
Stansted Express
Stansted Express is a dedicated high-speed train service linking London Liverpool Street with Stansted Airport, providing frequent rail connections for air travelers.
-
D.
Heathrow Airport rail network
The Heathrow Airport rail network is the integrated system of rail and metro services that connect Heathrow’s terminals with central London and the wider UK rail network.
-
E.
Manchester Airport Line
The Manchester Airport Line is a Metrolink tram route in Greater Manchester that connects central Manchester with Manchester Airport via several suburban stops.
- 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_69d8839270588190886720d9519bbf8f |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e3b2a5d10c8190a581de79e4f7ccfa |
completed | April 18, 2026, 4:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00ab0c39108190a332fdc78c053628 |
completed | May 10, 2026, 3:58 p.m. |
Created at: April 10, 2026, 5:22 a.m.