Triple
T8127372
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mehrabad International Airport |
E189764
|
entity |
| Predicate | previousPrimaryAirportFor |
P81616
|
FINISHED |
| Object | Tehran |
E5216
|
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: Tehran | Statement: [Mehrabad International Airport, previousPrimaryAirportFor, Tehran]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tehran Context triple: [Mehrabad International Airport, previousPrimaryAirportFor, Tehran]
-
A.
Tehran
chosen
Tehran is the capital and largest city of Iran, serving as the country's political, economic, and cultural center.
-
B.
Shahr-e Rey
Shahr-e Rey is an ancient city now absorbed into the metropolitan area of Tehran, Iran, known for its long history as a major political and cultural center in the region.
-
C.
Teheran-ro
Teheran-ro is a major business and technology corridor in Seoul, South Korea, known for its concentration of corporate headquarters, startups, and high-rise office buildings.
-
D.
Isfahan
Isfahan is a historic Iranian city renowned for its Safavid-era architecture, grand mosques, and role as a major political and cultural center in early modern Persia.
-
E.
Mashhad
Mashhad is a major city in northeastern Iran renowned as a leading religious and cultural center of the Islamic world, centered around the shrine of Imam Reza.
- 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: previousPrimaryAirportFor Context triple: [Mehrabad International Airport, previousPrimaryAirportFor, Tehran]
-
A.
parentAirport
Indicates that one airport serves as the primary or overarching facility from which another, subsidiary or associated airport is derived or managed.
-
B.
associatedAirport
Indicates a relationship where an entity is linked or connected to a specific airport, typically as its relevant or corresponding airport.
-
C.
typicalOriginAirportIATA
Indicates the usual or primary origin airport for an entity, identified by its IATA airport code.
-
D.
operatorSecondaryHubAirportIATA
Indicates the IATA airport code of a secondary hub airport used by the operator.
-
E.
hasSecondaryAirport
Indicates that an entity is associated with an additional, typically smaller or alternative, airport beyond its primary one.
- 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_69ca82bb74848190afb1f18640632c10 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb4c4c2e388190b86854f8b1765e61 |
completed | March 31, 2026, 4:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce020086788190be74e8e97d87013d |
completed | April 2, 2026, 5:43 a.m. |
| PD | Predicate disambiguation | batch_69cb3696379c8190a20965e59ed8f370 |
completed | March 31, 2026, 2:51 a.m. |
| PDg | Predicate description generation | batch_69cb4c496a8c81909aea840248d85d50 |
completed | March 31, 2026, 4:23 a.m. |
Created at: March 30, 2026, 5:34 p.m.