Triple
T3999668
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Terminal 4 |
E87183
|
entity |
| Predicate | connectedTo |
P37
|
FINISHED |
| Object | Heathrow Terminal 4 railway station |
E293572
|
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 Terminal 4 railway station | Statement: [Terminal 4, connectedTo, Heathrow Terminal 4 railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Heathrow Terminal 4 railway station Context triple: [Terminal 4, connectedTo, Heathrow Terminal 4 railway station]
-
A.
Heathrow Terminal 4
chosen
Heathrow Terminal 4 is one of the passenger terminals at London Heathrow Airport, serving various international and domestic flights and connected to central London by rail and other transport links.
-
B.
Heathrow Central (Terminals 2 & 3)
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.
-
C.
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.
-
D.
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.
-
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_69aed94118148190975e6aa4e554cde9 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefa4065ac8190a898a1025365b8e9 |
completed | March 9, 2026, 4:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b54c5b17c48190b8fd2a6728a65b10 |
completed | March 14, 2026, 11:54 a.m. |
Created at: March 9, 2026, 3:34 p.m.