Triple
T8344052
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 4 (Tehran Metro) |
E195990
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Mehrabad International Airport |
E36225
|
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: Mehrabad International Airport | Statement: [Line 4 (Tehran Metro), serves, Mehrabad International Airport]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mehrabad International Airport Context triple: [Line 4 (Tehran Metro), serves, Mehrabad International Airport]
-
A.
Mehrabad International Airport
chosen
Mehrabad International Airport is a major airport in Tehran, Iran, historically serving as the city's primary air gateway and now handling mainly domestic flights.
-
B.
Isfahan International Airport
Isfahan International Airport is the main commercial and international air gateway serving the historic city of Isfahan in central Iran.
-
C.
Bandar Abbas International Airport
Bandar Abbas International Airport is a major civilian and military airport in southern Iran that serves the port city of Bandar Abbas and the surrounding Hormozgan Province.
-
D.
Tehran Imam Khomeini International Airport
Tehran Imam Khomeini International Airport is Iran’s main international gateway, serving as the primary long-haul and intercontinental airport for the capital city.
-
E.
Mashhad International Airport
Mashhad International Airport is a major Iranian airport serving the city of Mashhad, handling both domestic and international flights and significant religious pilgrimage traffic.
- 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_69ca82edd63c8190b876b8465464c5fa |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb7fed6b588190ba5593859c8effc2 |
completed | March 31, 2026, 8:03 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d07719ee048190ac4045017d89e938 |
completed | April 4, 2026, 2:27 a.m. |
Created at: March 30, 2026, 5:58 p.m.