Triple
T8048315
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 6 (Tehran Metro) |
E187609
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Meydan-e Shohada station
Meydan-e Shohada station is a Tehran Metro station serving the Meydan-e Shohada (Martyrs' Square) area as part of the city's urban rail network.
|
E760307
|
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: Meydan-e Shohada station | Statement: [Line 6 (Tehran Metro), hasStation, Meydan-e Shohada station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Meydan-e Shohada station Context triple: [Line 6 (Tehran Metro), hasStation, Meydan-e Shohada station]
-
A.
Shahid Hemmat Metro Station
Shahid Hemmat Metro Station is a station on the Tehran Metro system serving passengers in Iran’s capital city.
-
B.
Shahid Sattari station
Shahid Sattari station is a passenger station on Tehran Metro’s Line 6 serving commuters in its surrounding area of the city.
-
C.
Shahid Beheshti Metro Station
Shahid Beheshti Metro Station is a key interchange station in the Tehran Metro network, connecting major lines and serving as an important transit hub in Iran’s capital.
-
D.
Shahid Haghani Metro Station
Shahid Haghani Metro Station is a passenger station on the urban rapid transit network serving Tehran, Iran.
-
E.
Emam Hossein station
Emam Hossein station is a Tehran Metro station and transit hub located at Emam Hossein Square, serving passengers on the city’s urban rail network.
- 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: Meydan-e Shohada station Triple: [Line 6 (Tehran Metro), hasStation, Meydan-e Shohada station]
Generated description
Meydan-e Shohada station is a Tehran Metro station serving the Meydan-e Shohada (Martyrs' Square) area as part of the city's urban rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Meydan-e Shohada station Target entity description: Meydan-e Shohada station is a Tehran Metro station serving the Meydan-e Shohada (Martyrs' Square) area as part of the city's urban rail network.
-
A.
Shahid Hemmat Metro Station
Shahid Hemmat Metro Station is a station on the Tehran Metro system serving passengers in Iran’s capital city.
-
B.
Shahid Sattari station
Shahid Sattari station is a passenger station on Tehran Metro’s Line 6 serving commuters in its surrounding area of the city.
-
C.
Shahid Beheshti Metro Station
Shahid Beheshti Metro Station is a key interchange station in the Tehran Metro network, connecting major lines and serving as an important transit hub in Iran’s capital.
-
D.
Shahid Haghani Metro Station
Shahid Haghani Metro Station is a passenger station on the urban rapid transit network serving Tehran, Iran.
-
E.
Emam Hossein station
Emam Hossein station is a Tehran Metro station and transit hub located at Emam Hossein Square, serving passengers on the city’s urban rail network.
- 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_69ca82b15e948190a62fd7af5218426a |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb3f7711f48190af2002533c2e426a |
completed | March 31, 2026, 3:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cf883201d481909efd2f57e852a175 |
completed | April 3, 2026, 9:28 a.m. |
| NEDg | Description generation | batch_69cf8a3d8e548190911d44ee36875d44 |
completed | April 3, 2026, 9:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cf8ae86e1881908a77f660c061bf69 |
completed | April 3, 2026, 9:39 a.m. |
Created at: March 30, 2026, 5:24 p.m.