Triple
T2720898
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Elizabeth line |
E60076
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
Heathrow Terminal 4
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.
|
E293572
|
NE FINISHED |
How this triple was built (4 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 | Statement: [Elizabeth line, terminus, Heathrow Terminal 4]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Heathrow Terminal 4 Context triple: [Elizabeth line, terminus, Heathrow Terminal 4]
-
A.
Heathrow Terminal 5
Heathrow Terminal 5 is a major passenger terminal at London Heathrow Airport, primarily serving British Airways and known for its modern design and large capacity.
-
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 Airport
Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
-
D.
London International Airport
London International Airport is a regional airport serving the city of London and surrounding areas in southwestern Ontario, Canada.
-
E.
Passenger Terminal 1
Passenger Terminal 1 is the main passenger terminal facility at Tehran Imam Khomeini International Airport, handling the bulk of the airport’s commercial flight operations and traveler services.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Heathrow Terminal 4 Triple: [Elizabeth line, terminus, Heathrow Terminal 4]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Heathrow Terminal 4 Target entity description: 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.
-
A.
Heathrow Terminal 5
Heathrow Terminal 5 is a major passenger terminal at London Heathrow Airport, primarily serving British Airways and known for its modern design and large capacity.
-
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 Airport
Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
-
D.
London International Airport
London International Airport is a regional airport serving the city of London and surrounding areas in southwestern Ontario, Canada.
-
E.
Passenger Terminal 1
Passenger Terminal 1 is the main passenger terminal facility at Tehran Imam Khomeini International Airport, handling the bulk of the airport’s commercial flight operations and traveler services.
- F. None of above. chosen
Provenance (5 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_69ab4b746d248190958e052045c09255 |
completed | March 6, 2026, 9:47 p.m. |
| NER | Named-entity recognition | batch_69abdab1cb808190b0789c76bc9cb090 |
completed | March 7, 2026, 7:58 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afb6914f70819099482893d026f34b |
completed | March 10, 2026, 6:13 a.m. |
| NEDg | Description generation | batch_69afb726182081909570e4cb7a364e4d |
completed | March 10, 2026, 6:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afb78f9d08819087d6f31fe1e4e61c |
completed | March 10, 2026, 6:17 a.m. |
Created at: March 6, 2026, 9:55 p.m.